Convert Samoan Tala (WST) to Indonesian Rupiah (IDR)

1 samoan_tala = 1 samoan_tala

Exchange rates last updated: June 22, 2025 17:00

Conversion Formula for Samoan Tala to Indonesian Rupiah

The formula of conversion of Samoan Tala to Indonesian Rupiah is very simple. To convert Samoan Tala to Indonesian Rupiah, we can use this simple formula:

1 Samoan Tala = 0.0001705595 Indonesian Rupiah

1 Indonesian Rupiah = 5,863.0561428571 Samoan Tala

One Samoan Tala is equal to 0.0001705595 Indonesian Rupiah. So, we need to multiply the number of Samoan Tala by 0.0001705595 to get the no of Indonesian Rupiah. This formula helps when we need to change the measurements from Samoan Tala to Indonesian Rupiah

Samoan Tala to Indonesian Rupiah Conversion

The conversion of Samoan Tala currency to Samoan Tala currency is very simple. Since, as discussed above, One Samoan Tala is equal to 0.0001705595 Indonesian Rupiah. So, to convert Samoan Tala to Indonesian Rupiah, we must multiply no of Samoan Tala to 0.0001705595. Example:-

Samoan Tala Indonesian Rupiah
0.01 Samoan Tala 0.0000017056 Indonesian Rupiah
0.1 Samoan Tala 0.000017056 Indonesian Rupiah
1 Samoan Tala 0.0001705595 Indonesian Rupiah
2 Samoan Tala 0.000341119 Indonesian Rupiah
3 Samoan Tala 0.0005116785 Indonesian Rupiah
5 Samoan Tala 0.0008527976 Indonesian Rupiah
10 Samoan Tala 0.0017055951 Indonesian Rupiah
20 Samoan Tala 0.0034111903 Indonesian Rupiah
50 Samoan Tala 0.0085279756 Indonesian Rupiah
100 Samoan Tala 0.0170559513 Indonesian Rupiah
500 Samoan Tala 0.0852797565 Indonesian Rupiah
1,000 Samoan Tala 0.1705595129 Indonesian Rupiah

Details for Samoan Tala (WST) Currency

Introduction : The Samoan Tala (WST), symbolized by T, is the official currency of the Independent State of Samoa. Derived from the Polynesian word for 'dollar', the tala is subdivided into 100 sene (cents). It is issued and regulated by the Central Bank of Samoa and serves as the primary medium of exchange throughout the country. The tala reflects Samoa’s cultural heritage and economic aspirations, playing a central role in local commerce, wages, government spending, and international trade. Though modest in value on the global scale, the tala is a vital component of Samoa’s identity and sovereignty.

History & Origin : The tala was introduced in 1967, replacing the New Zealand pound at a rate of 2 tala to 1 pound, coinciding with the country’s post-independence efforts to establish national institutions. Prior to this, Samoa had used various foreign currencies, including German marks and British pounds. The transition to the tala marked a key moment in economic self-determination. Over the decades, the currency has undergone updates in both coins and notes, incorporating cultural motifs and enhanced security features. The Central Bank of Samoa, established in 1984, now oversees the country's monetary policy and currency issuance, ensuring economic stability and regulatory control.

Current Use : The Samoan Tala is the sole legal tender in Samoa and is used in all areas of economic activity, from daily market transactions to tourism and formal business. Coins are commonly used for small purchases, while banknotes handle higher-value transactions. While cash is still dominant, digital payment methods and mobile banking services are gradually being adopted. The tala is not widely traded internationally, so foreign exchange is handled through local banks and money exchangers. Remittances from Samoans living abroad—primarily in New Zealand, Australia, and the U.S.—also play a crucial role in the economy, often being converted into tala to support families and businesses locally.

Details of Samoa

Samoa, officially the Independent State of Samoa, is a Polynesian island nation located in the central South Pacific Ocean. It consists of two main islands, Upolu and Savai'i, along with several smaller islets. The capital city, Apia, is situated on Upolu and serves as the political, economic, and cultural hub of the country. Known for its stunning beaches, lush mountains, and warm hospitality, Samoa is often regarded as the heart of Polynesia.

Samoa has a rich history, with its culture deeply rooted in fa'a Samoa, or 'the Samoan way', which emphasizes family, respect, and tradition. The country was a German colony in the late 19th century before becoming a mandate under New Zealand after World War I. Samoa gained full independence in 1962, becoming the first Pacific island nation to do so in the modern era. It operates as a parliamentary democracy with a strong influence of customary law and chiefly leadership.

The economy of Samoa is based on agriculture, fisheries, remittances, tourism, and foreign aid. Key exports include coconut oil, taro, and fish. Tourism is a growing sector, thanks to the country's natural beauty and cultural richness. Remittances from Samoans living overseas provide significant income and support for many families. Samoa also receives development assistance from regional partners such as Australia and New Zealand.

Despite being vulnerable to natural disasters like cyclones and rising sea levels, Samoa continues to pursue sustainable development goals. Education and healthcare are widely accessible, and efforts are being made to expand digital infrastructure and climate resilience. Samoa maintains strong regional and international relations and is a member of organizations such as the Pacific Islands Forum and the United Nations.

Samoa's vibrant music, dance, and traditional ceremonies reflect its enduring cultural legacy. With a population known for warmth, community spirit, and resilience, Samoa stands as a proud and sovereign Pacific nation blending tradition with modern aspirations.

Details for Indonesian Rupiah (IDR) Currency

Introduction : The Indonesian Rupiah (IDR), symbolized as Rp, is the official currency of Indonesia. It is issued and regulated by Bank Indonesia, the nation's central bank. The rupiah is integral to daily life across the Indonesian archipelago, facilitating trade, services, and government operations. While the currency has experienced high inflation historically, it remains a central part of Indonesia’s financial system and national identity. With denominations ranging from coins to large banknotes, the rupiah supports both traditional markets and modern digital payment systems. It reflects the cultural and economic diversity of one of the world's most populous nations.

History & Origin : The modern Indonesian Rupiah was introduced in 1946 following the country's declaration of independence from Dutch colonial rule. Before this, Indonesia had used several forms of currency, including the Dutch guilder and Japanese occupation money during World War II. The early years of the rupiah were marked by severe inflation and economic instability, prompting multiple revaluations over the decades. In 1965, a major redenomination occurred, where 1 new rupiah equaled 1,000 old rupiah. Since then, Bank Indonesia has worked to stabilize the currency and implement modern security features. Despite historical volatility, the rupiah has remained the official symbol of Indonesian sovereignty and financial autonomy.

Current Use : The Indonesian Rupiah is used across all provinces and islands of the country for commerce, banking, salaries, and public services. Whether purchasing goods at a street market or paying for utilities online, the rupiah is at the center of economic transactions. While the currency is often considered weak in comparison to major global currencies due to its high nominal denominations, it is stable in domestic use. In tourist areas, foreign currencies like the U.S. dollar may be accepted, but transactions are typically completed in rupiah. As digital payments grow, the rupiah is increasingly present in e-wallets and mobile banking platforms throughout Indonesia.

Details of Indonesia

Indonesia, officially the Republic of Indonesia, is the world’s largest archipelagic nation, stretching over 17,000 islands between Southeast Asia and Oceania. It is the fourth most populous country globally, with over 270 million people, and its capital city is Jakarta, located on the island of Java—the most populous island in the world.

Indonesia is a nation of immense cultural, linguistic, and ethnic diversity, comprising hundreds of ethnic groups and languages. The national motto, “Bhinneka Tunggal Ika” (Unity in Diversity), reflects the country’s embrace of this multicultural identity. Bahasa Indonesia is the official language, promoting unity across its vast territory.

The country is rich in natural resources, including oil, gas, coal, palm oil, coffee, and spices, which historically played a vital role in global trade routes. Today, Indonesia is a member of the G20 and boasts one of the largest economies in Southeast Asia, driven by sectors like manufacturing, agriculture, mining, and services. Tourism also contributes significantly, with attractions ranging from Bali’s beaches to Borneo’s rainforests and Sumatra’s volcanoes.

Indonesia is a democratic republic, with a strong presidential system and a vibrant civil society. While it has faced challenges including natural disasters, political shifts, and infrastructure gaps, the country has made significant strides in development, education, and poverty reduction.

As a bridge between Asian and Pacific cultures, Indonesia holds a strategic geopolitical position and continues to be a regional leader in diplomacy, trade, and environmental issues. Its unique blend of tradition and modernity makes it a dynamic and essential player on the global stage.

Convert Samoan Tala to Other Currencies

Samoan Tala to United Arab Emirates DirhamUnited Arab Emirates Dirham to Samoan Tala
Samoan Tala to Afghan AfghaniAfghan Afghani to Samoan Tala
Samoan Tala to Albanian LekAlbanian Lek to Samoan Tala
Samoan Tala to Armenian DramArmenian Dram to Samoan Tala
Samoan Tala to Netherlands Antillean GuilderNetherlands Antillean Guilder to Samoan Tala
Samoan Tala to Angolan KwanzaAngolan Kwanza to Samoan Tala
Samoan Tala to Argentine PesoArgentine Peso to Samoan Tala
Samoan Tala to Australian DollarAustralian Dollar to Samoan Tala
Samoan Tala to Aruban FlorinAruban Florin to Samoan Tala
Samoan Tala to Azerbaijani ManatAzerbaijani Manat to Samoan Tala
Samoan Tala to Bosnia Herzegovina Convertible MarkBosnia Herzegovina Convertible Mark to Samoan Tala
Samoan Tala to Barbadian DollarBarbadian Dollar to Samoan Tala
Samoan Tala to Bangladeshi TakaBangladeshi Taka to Samoan Tala
Samoan Tala to Bulgarian LevBulgarian Lev to Samoan Tala
Samoan Tala to Bahraini DinarBahraini Dinar to Samoan Tala
Samoan Tala to Burundian FrancBurundian Franc to Samoan Tala
Samoan Tala to Bermudan DollarBermudan Dollar to Samoan Tala
Samoan Tala to Brunei DollarBrunei Dollar to Samoan Tala
Samoan Tala to Bolivian BolivianoBolivian Boliviano to Samoan Tala
Samoan Tala to Brazilian RealBrazilian Real to Samoan Tala
Samoan Tala to Bahamian DollarBahamian Dollar to Samoan Tala
Samoan Tala to Bhutanese NgultrumBhutanese Ngultrum to Samoan Tala
Samoan Tala to Botswanan PulaBotswanan Pula to Samoan Tala
Samoan Tala to Belarusian RubleBelarusian Ruble to Samoan Tala
Samoan Tala to Belize DollarBelize Dollar to Samoan Tala
Samoan Tala to Canadian DollarCanadian Dollar to Samoan Tala
Samoan Tala to Congolese FrancCongolese Franc to Samoan Tala
Samoan Tala to Swiss FrancSwiss Franc to Samoan Tala
Samoan Tala to Chilean Unit Of Account UfChilean Unit Of Account Uf to Samoan Tala
Samoan Tala to Chilean PesoChilean Peso to Samoan Tala
Samoan Tala to Chinese Yuan OffshoreChinese Yuan Offshore to Samoan Tala
Samoan Tala to Chinese YuanChinese Yuan to Samoan Tala
Samoan Tala to Colombian PesoColombian Peso to Samoan Tala
Samoan Tala to Costa Rican ColonCosta Rican Colon to Samoan Tala
Samoan Tala to Cuban Convertible PesoCuban Convertible Peso to Samoan Tala
Samoan Tala to Cuban PesoCuban Peso to Samoan Tala
Samoan Tala to Cape Verdean EscudoCape Verdean Escudo to Samoan Tala
Samoan Tala to Czech Republic KorunaCzech Republic Koruna to Samoan Tala
Samoan Tala to Djiboutian FrancDjiboutian Franc to Samoan Tala
Samoan Tala to Danish KroneDanish Krone to Samoan Tala
Samoan Tala to Dominican PesoDominican Peso to Samoan Tala
Samoan Tala to Algerian DinarAlgerian Dinar to Samoan Tala
Samoan Tala to Egyptian PoundEgyptian Pound to Samoan Tala
Samoan Tala to Eritrean NakfaEritrean Nakfa to Samoan Tala
Samoan Tala to Ethiopian BirrEthiopian Birr to Samoan Tala
Samoan Tala to EuroEuro to Samoan Tala
Samoan Tala to Fijian DollarFijian Dollar to Samoan Tala
Samoan Tala to Falkland Islands PoundFalkland Islands Pound to Samoan Tala
Samoan Tala to British Pound SterlingBritish Pound Sterling to Samoan Tala
Samoan Tala to Georgian LariGeorgian Lari to Samoan Tala
Samoan Tala to Guernsey PoundGuernsey Pound to Samoan Tala
Samoan Tala to Ghanaian CediGhanaian Cedi to Samoan Tala
Samoan Tala to Gibraltar PoundGibraltar Pound to Samoan Tala
Samoan Tala to Gambian DalasiGambian Dalasi to Samoan Tala
Samoan Tala to Guinean FrancGuinean Franc to Samoan Tala
Samoan Tala to Guatemalan QuetzalGuatemalan Quetzal to Samoan Tala
Samoan Tala to Guyanaese DollarGuyanaese Dollar to Samoan Tala
Samoan Tala to Hong Kong DollarHong Kong Dollar to Samoan Tala
Samoan Tala to Honduran LempiraHonduran Lempira to Samoan Tala
Samoan Tala to Haitian GourdeHaitian Gourde to Samoan Tala
Samoan Tala to Hungarian ForintHungarian Forint to Samoan Tala
Samoan Tala to Indonesian RupiahIndonesian Rupiah to Samoan Tala
Samoan Tala to Israeli New SheqelIsraeli New Sheqel to Samoan Tala
Samoan Tala to Manx PoundManx Pound to Samoan Tala
Samoan Tala to Indian RupeeIndian Rupee to Samoan Tala
Samoan Tala to Iraqi DinarIraqi Dinar to Samoan Tala
Samoan Tala to Iranian RialIranian Rial to Samoan Tala
Samoan Tala to Icelandic KronaIcelandic Krona to Samoan Tala
Samoan Tala to Jersey PoundJersey Pound to Samoan Tala
Samoan Tala to Jamaican DollarJamaican Dollar to Samoan Tala
Samoan Tala to Jordanian DinarJordanian Dinar to Samoan Tala
Samoan Tala to Japanese YenJapanese Yen to Samoan Tala
Samoan Tala to Kenyan ShillingKenyan Shilling to Samoan Tala
Samoan Tala to Kyrgystani SomKyrgystani Som to Samoan Tala
Samoan Tala to Cambodian RielCambodian Riel to Samoan Tala
Samoan Tala to Comorian FrancComorian Franc to Samoan Tala
Samoan Tala to North Korean WonNorth Korean Won to Samoan Tala
Samoan Tala to South Korean WonSouth Korean Won to Samoan Tala
Samoan Tala to Kuwaiti DinarKuwaiti Dinar to Samoan Tala
Samoan Tala to Cayman Islands DollarCayman Islands Dollar to Samoan Tala
Samoan Tala to Kazakhstani TengeKazakhstani Tenge to Samoan Tala
Samoan Tala to Laotian KipLaotian Kip to Samoan Tala
Samoan Tala to Lebanese PoundLebanese Pound to Samoan Tala
Samoan Tala to Sri Lankan RupeeSri Lankan Rupee to Samoan Tala
Samoan Tala to Liberian DollarLiberian Dollar to Samoan Tala
Samoan Tala to Lesotho LotiLesotho Loti to Samoan Tala
Samoan Tala to Libyan DinarLibyan Dinar to Samoan Tala
Samoan Tala to Moroccan DirhamMoroccan Dirham to Samoan Tala
Samoan Tala to Moldovan LeuMoldovan Leu to Samoan Tala
Samoan Tala to Malagasy AriaryMalagasy Ariary to Samoan Tala
Samoan Tala to Macedonian DenarMacedonian Denar to Samoan Tala
Samoan Tala to Myanma KyatMyanma Kyat to Samoan Tala
Samoan Tala to Mongolian TugrikMongolian Tugrik to Samoan Tala
Samoan Tala to Macanese PatacaMacanese Pataca to Samoan Tala
Samoan Tala to Mauritanian OuguiyaMauritanian Ouguiya to Samoan Tala
Samoan Tala to Mauritian RupeeMauritian Rupee to Samoan Tala
Samoan Tala to Maldivian RufiyaaMaldivian Rufiyaa to Samoan Tala
Samoan Tala to Malawian KwachaMalawian Kwacha to Samoan Tala
Samoan Tala to Mexican PesoMexican Peso to Samoan Tala
Samoan Tala to Malaysian RinggitMalaysian Ringgit to Samoan Tala
Samoan Tala to Mozambican MeticalMozambican Metical to Samoan Tala
Samoan Tala to Namibian DollarNamibian Dollar to Samoan Tala
Samoan Tala to Nigerian NairaNigerian Naira to Samoan Tala
Samoan Tala to Nicaraguan CordobaNicaraguan Cordoba to Samoan Tala
Samoan Tala to Norwegian KroneNorwegian Krone to Samoan Tala
Samoan Tala to Nepalese RupeeNepalese Rupee to Samoan Tala
Samoan Tala to New Zealand DollarNew Zealand Dollar to Samoan Tala
Samoan Tala to Omani RialOmani Rial to Samoan Tala
Samoan Tala to Panamanian BalboaPanamanian Balboa to Samoan Tala
Samoan Tala to Peruvian Nuevo SolPeruvian Nuevo Sol to Samoan Tala
Samoan Tala to Papua New Guinean KinaPapua New Guinean Kina to Samoan Tala
Samoan Tala to Philippine PesoPhilippine Peso to Samoan Tala
Samoan Tala to Pakistani RupeePakistani Rupee to Samoan Tala
Samoan Tala to Polish ZlotyPolish Zloty to Samoan Tala
Samoan Tala to Paraguayan GuaraniParaguayan Guarani to Samoan Tala
Samoan Tala to Qatari RialQatari Rial to Samoan Tala
Samoan Tala to Romanian LeuRomanian Leu to Samoan Tala
Samoan Tala to Serbian DinarSerbian Dinar to Samoan Tala
Samoan Tala to Russian RubleRussian Ruble to Samoan Tala
Samoan Tala to Rwandan FrancRwandan Franc to Samoan Tala
Samoan Tala to Saudi RiyalSaudi Riyal to Samoan Tala
Samoan Tala to Solomon Islands DollarSolomon Islands Dollar to Samoan Tala
Samoan Tala to Seychellois RupeeSeychellois Rupee to Samoan Tala
Samoan Tala to Sudanese PoundSudanese Pound to Samoan Tala
Samoan Tala to Swedish KronaSwedish Krona to Samoan Tala
Samoan Tala to Singapore DollarSingapore Dollar to Samoan Tala
Samoan Tala to Saint Helena PoundSaint Helena Pound to Samoan Tala
Samoan Tala to Sierra Leonean LeoneSierra Leonean Leone to Samoan Tala
Samoan Tala to Somali ShillingSomali Shilling to Samoan Tala
Samoan Tala to Surinamese DollarSurinamese Dollar to Samoan Tala
Samoan Tala to South Sudanese PoundSouth Sudanese Pound to Samoan Tala
Samoan Tala to Sao Tome And Principe DobraSao Tome And Principe Dobra to Samoan Tala
Samoan Tala to Salvadoran ColonSalvadoran Colon to Samoan Tala
Samoan Tala to Syrian PoundSyrian Pound to Samoan Tala
Samoan Tala to Swazi LilangeniSwazi Lilangeni to Samoan Tala
Samoan Tala to Thai BahtThai Baht to Samoan Tala
Samoan Tala to Tajikistani SomoniTajikistani Somoni to Samoan Tala
Samoan Tala to Turkmenistani ManatTurkmenistani Manat to Samoan Tala
Samoan Tala to Tunisian DinarTunisian Dinar to Samoan Tala
Samoan Tala to Tongan PaangaTongan Paanga to Samoan Tala
Samoan Tala to Turkish LiraTurkish Lira to Samoan Tala
Samoan Tala to Trinidad And Tobago DollarTrinidad And Tobago Dollar to Samoan Tala
Samoan Tala to New Taiwan DollarNew Taiwan Dollar to Samoan Tala
Samoan Tala to Tanzanian ShillingTanzanian Shilling to Samoan Tala
Samoan Tala to Ukrainian HryvniaUkrainian Hryvnia to Samoan Tala
Samoan Tala to Ugandan ShillingUgandan Shilling to Samoan Tala
Samoan Tala to United States DollarUnited States Dollar to Samoan Tala
Samoan Tala to Uruguayan PesoUruguayan Peso to Samoan Tala
Samoan Tala to Uzbekistan SomUzbekistan Som to Samoan Tala
Samoan Tala to Venezuelan Bolivar SoberanoVenezuelan Bolivar Soberano to Samoan Tala
Samoan Tala to Vietnamese DongVietnamese Dong to Samoan Tala
Samoan Tala to Vanuatu VatuVanuatu Vatu to Samoan Tala
Samoan Tala to Cfa Franc BeacCfa Franc Beac to Samoan Tala
Samoan Tala to Silver Troy OunceSilver Troy Ounce to Samoan Tala
Samoan Tala to Gold Troy OunceGold Troy Ounce to Samoan Tala
Samoan Tala to East Caribbean DollarEast Caribbean Dollar to Samoan Tala
Samoan Tala to Special Drawing RightsSpecial Drawing Rights to Samoan Tala
Samoan Tala to Cfa Franc BceaoCfa Franc Bceao to Samoan Tala
Samoan Tala to Palladium OuncePalladium Ounce to Samoan Tala
Samoan Tala to Cfp FrancCfp Franc to Samoan Tala
Samoan Tala to Platinum OuncePlatinum Ounce to Samoan Tala
Samoan Tala to Yemeni RialYemeni Rial to Samoan Tala
Samoan Tala to South African RandSouth African Rand to Samoan Tala
Samoan Tala to Zambian KwachaZambian Kwacha to Samoan Tala

FAQ on Samoan Tala (WST) to Indonesian Rupiah (IDR) Conversion:

What is the Symbol of Samoan Tala and Indonesian Rupiah?

The symbol for Samoan Tala is 'T', and for Indonesian Rupiahs, it is 'Rp'. These symbols are used to denote in everyday currency analysis.

How to convert Samoan Tala(s) to Indonesian Rupiah(es)?

To convert Samoan Tala(s) to Indonesian Rupiah(es), multiply the number of Samoan Talas by 0.00017055951292881 because one Samoan Tala equals 0.00017055951292881 Indonesian Rupiahs.
Formula: Indonesian Rupiahs = Samoan Talas × 0.00017055951292881.
This is a standard rule used in conversions.

How to convert Indonesian Rupiah(es) to Samoan Tala(s) ?

To convert Indonesian Rupiah(es) to Samoan Tala(s), divide the number of Indonesian Rupiahs by 0.00017055951292881, since, 1 Samoan Tala contains exactly 0.00017055951292881 Indonesian Rupiah(es).
Formula: Samoan Talas = Indonesian Rupiah(s) ÷ 0.00017055951292881.
It’s a common calculation in conversions.

How many Samoan Tala(s) are these in an Indonesian Rupiah(es) ?

There are 5863.0561428571 Samoan Talas in one Indonesian Rupiah. This is derived by dividing 1 Indonesian Rupiah by 0.00017055951292881, as 1 Samoan Tala equals 0.00017055951292881 Indonesian Rupiah(s).
Formula: Samoan Tala = Indonesian Rupiahs ÷ 0.00017055951292881.
It’s a precise currency conversion method.

How many Indonesian Rupiah(es) are these in an Samoan Tala(s) ?

There are exactly 0.00017055951292881 Indonesian Rupiahs in one Samoan Tala. This is a fixed value used in the measurement system.
Formula: Indonesian Rupiah(s) = Samoan Talas × 0.00017055951292881.
It's one of the most basic conversions.

How many Indonesian Rupiah in 10 Samoan Tala?

There are 0.0017055951292881 Indonesian Rupiahs in 10 Samoan Talas. This is calculated by multiplying 10 by 0.00017055951292881.
Formula: 10 Samoan Talas × 0.00017055951292881 = 0.0017055951292881 Indonesian Rupiahs.
This conversion is helpful for measurements.

How many Indonesian Rupiah(s) in 50 Samoan Tala?

There are 0.0085279756464407 Indonesian Rupiahs in 50 Samoan Talas. One can calculate it by multiplying 50 by 0.00017055951292881.
Formula: 50 Samoan Talas × 0.00017055951292881 = 0.0085279756464407 Indonesian Rupiahs.
This conversion is used in many applications.

How many Indonesian Rupiah(s) in 100 Samoan Tala?

There are 0.017055951292881 Indonesian Rupiah(s) in 100 Samoan Talas. Multiply 100 by 0.00017055951292881 to get the result.
Formula: 100 Samoan Talas × 0.00017055951292881 = 0.017055951292881 Indonesian Rupiah(s).
This is a basic currency conversion formula.