incorrect result when calculated measure by multiplying 2 columns

Summary:

multipying revenue amount with ledger amount is giving incorrect results

Content (please ensure you mask any confidential information):

External Revenue Amount in Bill Transaction Currency	Ledger Currency Conversion Rate	Revenue Amount in Ledger Currency
External Revenue Amount in Bill Transaction Currency	13029087.65	Ledger Currency Conversion Rate	0.89855	Revenue Amount in Ledger Currency	11707286.71
External Revenue Amount in Bill Transaction Currency	-128714461.1	Ledger Currency Conversion Rate	0.90342	Revenue Amount in Ledger Currency	-116283218.5
External Revenue Amount in Bill Transaction Currency	28960060	Ledger Currency Conversion Rate	0.92111	Revenue Amount in Ledger Currency	26675400.87
External Revenue Amount in Bill Transaction Currency	129016060	Ledger Currency Conversion Rate	0.92413	Revenue Amount in Ledger Currency	119227611.5
External Revenue Amount in Bill Transaction Currency	83883929.08	Ledger Currency Conversion Rate	0.94679	Revenue Amount in Ledger Currency	79420465.21
External Revenue Amount in Bill Transaction Currency	126174675.6	Ledger Currency Conversion Rate		Revenue Amount in Ledger Currency	120,747,545.85

But when i exclude the ledger currency conversion rate from the analysis, its giving a different amount for revenue amount in ledger currency column: 113988725.4

Version (include the version you are using, if applicable):

I am using Project Billing Revenue OTBI

Code Snippet (add any code snippets that support your topic, if applicable):