Dollar in Brazil › Dollars to reais › 100 reais to dollars
100 reais to dollars
PTAX is a Banco Central do Brasil reference calculated from four daily surveys of foreign-exchange dealers. Buying and selling are the sides of that wholesale reference, not executable offers. Final bank or exchange-office prices may include margins, taxes and fees; these are not estimated here.
Last PTAX close: 13/11/2026 13:03 (São Paulo time, UTC−3).
R$ 100 = US$ 17,69
At the BCB reference PTAX (selling) of 13/11/2026: 1 US$ = R$ 5,6518.
| Exchange rate | In dollars |
|---|---|
| PTAX BCB (reference, ask) | US$ 17,69 |
Last PTAX close: 13/11/2026 13:03 (São Paulo time, UTC−3).
What 100 reais were worth before
| Date | In dollars |
|---|---|
| 365 days ago (13/11/2025) | US$ 18,93 |
| 180 days ago (15/05/2026) | US$ 19,74 |
| 90 days ago (14/08/2026) | US$ 19,14 |
| 30 days ago (14/10/2026) | US$ 19,83 |
| 7 days ago (06/11/2026) | US$ 18,18 |
Same amount converted at each date's BCB reference PTAX (selling).
Last PTAX close: 13/11/2026 13:03 (São Paulo time, UTC−3).
Currency converter: dollars and reais
R$ 100 = US$ 17,69
Guide conversion with the chosen PTAX (buying or selling). It does not include spread, taxes or fees and is not a retail offer. Another currency? Other currencies.
Other amounts: 10 · 50 · 500 · 1.000 · 5.000 · 10.000 · 50.000 · the other way around