How much is 90 million dollars in Indian rupees?
At the average rate of exchange for May, 2009, ninety million US dollars was the exchange equivalent of 4,369,473,000 Indian rupees (over 4 billion rupees). This represented 48.5497 rupees per US dollar. For early June, 2009, the average was only 47.0712 rupees per US dollar. *(the exchange rate constantly fluctuates, and daily averages may be more or less)