Solves for Present Value, Payment, or Interest rate for a Perpetuity Immediate or a Perpetuity Due.

This calculator has 3 inputs.

This calculator has 3 inputs.

- interest
- payment from a borrower or deposit-taking financial institution to a lender or depositor of an amount above repayment of the principal sum, at a particular rate
- perpetuities
- perpetuity
- An infinite stream of payments
- present value
- the value in the present of a sum of money, in contrast to some future value it will have when it has been invested at compound interest.

PV = FV/(1 + i)^{n}

where I is the interest rate per period, PV = Present Value, and FV = Future Value