using double to avoild multplication overflow (#38079)
using double to avoild multplication overflow (#38079)


wtgodbe/corefx,shimingsg/corefx,ericstj/corefx,ericstj/corefx,ViktorHofer/corefx,ericstj/corefx,wtgodbe/corefx,ericstj/corefx,wtgodbe/corefx,wtgodbe/corefx,wtgodbe/corefx,ViktorHofer/corefx,ViktorHofer/corefx,ViktorHofer/corefx,wtgodbe/corefx,shimingsg/corefx,shimingsg/corefx,shimingsg/corefx,BrennanConroy/corefx,ericstj/corefx,BrennanConroy/corefx,wtgodbe/corefx,ViktorHofer/corefx,ViktorHofer/corefx,shimingsg/corefx,ericstj/corefx,ericstj/corefx,shimingsg/corefx,ViktorHofer/corefx,shimingsg/corefx,BrennanConroy/corefx