Since 1 British Pound is equal to 247.633457006 Pakistani Rupees, we could say that n British Pounds are equal to 247.633457006 times n Pakistani Rupees. In other words, we could use the following formula:
Pakistani Rupees = British Pounds x 247.633457006
For example, let's say that we want to convert 2 British Pounds to Pakistani Rupees. Then, we just replace British Pounds in the abovementioned formula with 2:
Pakistani Rupees = 2 x 247.633457006
That is, 2 British Pounds are equal to 495.266914012 Pakistani Rupees.