Reference rate fixed at 63.6878 against USD Last updated: January 31, 2018 9:15 am By Kashmir Age Online 8 years ago Share 0 Min Read SHARE Mumbai, Jan 31 : The Reserve Bank of India (RBI) today fixed the reference rate at 63.6878 against the US Dollar, down by 06.56 paise over the previous rate of 63.7534. The Euro was fixed 79. Share This Article Flipboard Copy Link Leave a Comment Leave a Reply Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Save my name, email, and website in this browser for the next time I comment.