the product of—
(I)#
the Federal medical assistance percentage for the State (as defined in section 1396d(b) of this title , as such section was in effect on September 30, 1995 );
(II)#
the State’s reimbursable expenditures for the fiscal year; and
(III)#
1 ⁄ 12 times the number of months during the fiscal year for which the Secretary made a payment to the State under such paragraph (3).