Foreign exchange reserves zoomed past the $200 billion mark for the week ended April 6, 2007.According to the weekly supplement released by the RBI today, forex reserves increased $1.141 billion to $200.32 billion for the week ended April 6.Foreign currency assets increased $1.151 billion to $193.075 billion. Gold reserves and SDRs were unchanged at $6.784 billion and $2 million.The Reserve Tranche Position with the IMF declined $10 million to $459 million.