IBM purchased computer chips from NEC, a Japanese electronics concern, and was billed 500 million payable to NEC in three months. Currently, the spot exchange rate is 117/$ and the three-month forward rate is 112/$. The three-month money market interest rate is 6 percent per annum in the U.S. and 4 percent per annum in Japan. (per annum means annualized) The management of IBM decided to use the money market hedge to deal with this yen account payable.

Explain the process of a money market hedge and compute the dollar cost of meeting the yen obligation in 3 months.