Since 1 Pakistani Rupee is equal to 0.28716870276858786 Indian Rupees, we could say that n Pakistani Rupees are equal to 0.28716870276858786 times n Indian Rupees. In other words, we could use the following formula:
Indian Rupees = Pakistani Rupees x 0.28716870276858786
For example, let's say that we want to convert 2.0 Pakistani Rupees to Indian Rupees. Then, we just replace Pakistani Rupees in the abovementioned formula with 2.0:
Indian Rupees = 2.0 x 0.28716870276858786
That is, 2.0 Pakistani Rupees are equal to 0.5743374055371757 Indian Rupees.