Since 1 US Dollar is equal to 2.015637 Belize Dollars, we could say that n United States Dollars are equal to 2.015637 times n Belize Dollars. In other words, we could use the following formula:
Belize Dollars = United States Dollars x 2.015637
For example, let's say that we want to convert 2 United States Dollars to Belize Dollars. Then, we just replace United States Dollars in the abovementioned formula with 2:
Belize Dollars = 2 x 2.015637
That is, 2 United States Dollars are equal to 4.031274 Belize Dollars.