Since 1 Pakistani Rupee is equal to 0.01728969862719681 Brazilian Reais, we could say that n Pakistani Rupees are equal to 0.01728969862719681 times n Brazilian Reais. In other words, we could use the following formula:
Brazilian Reais = Pakistani Rupees x 0.01728969862719681
For example, let's say that we want to convert 2.0 Pakistani Rupees to Brazilian Reais. Then, we just replace Pakistani Rupees in the abovementioned formula with 2.0:
Brazilian Reais = 2.0 x 0.01728969862719681
That is, 2.0 Pakistani Rupees are equal to 0.03457939725439362 Brazilian Reais.