You are analyzing an asset backed security with the following tranches:

Tranche Size $($millions USD$)$

Senior $507$

Mezzanine $543$

Junior $234$

What will be the size of the loss incurred by the Mezzanine tranche if the collateral pool experiences $$307$ million in losses?

Enter answer in millions $($i$.$e$.$ don't put in all the zeros$).$