Since 1 Japanese Yen is equal to 1.6151108986615679 Guyanaese Dollars, we could say that n Japanese Yens are equal to 1.6151108986615679 times n Guyanaese Dollars. In other words, we could use the following formula:
Guyanaese Dollars = Japanese Yens x 1.6151108986615679
For example, let's say that we want to convert 2.0 Japanese Yens to Guyanaese Dollars. Then, we just replace Japanese Yens in the abovementioned formula with 2.0:
Guyanaese Dollars = 2.0 x 1.6151108986615679
That is, 2.0 Japanese Yens are equal to 3.2302217973231357 Guyanaese Dollars.