(b) This subsection applies in the case of the death of a holder of jointly held property that is not subject to subsection (a). Another holder may disclaim an amount that may not exceed the amount determined in STEP FOUR of the following formula: STEP ONE: Determine the value of the total amount of the jointly held property.
STEP TWO: Determine the product of:
(A) the number of joint holders alive immediately before the death of the holder to whose death the disclaimer relates; multiplied by(B) the number of joint holders alive immediately after the death of the holder to whose death the disclaimer relates. STEP THREE: Determine the quotient of:
STEP FOUR: Determine the product of:
(A) the value determined in STEP ONE; multiplied by(B) the quotient determined in STEP THREE.