The following information relates to Black Corporation's defined benefit pension plan during the current reporting year: Plan assets at fair value, January 1 Expected return on plan assets Actual return on plan assets Contributions to the pension fund (end of year) Amortization of net loss Pension benefits paid (end of year) Pension expense $630,000,000 53,000,000 43,000,000 93,000,000 0 35,000,000 63,000,000 Required: Determine the balance of pension plan assets at fair value on December 31. (Enter your answers in millions. Amounts to be deducted should be indicated with a minus sign.) ($ in millions) Pension Plan Plan assets beginning of the year Plan assets end of the year