WorksheetFunction.PDuration (Excel)

Returns the number of periods required by an investment to reach a specified value.

PDuration (Arg1, Arg2, Arg3)

Dim dblArg1 As Double: dblArg1 = 
Dim dblArg2 As Double: dblArg2 = 
Dim dblArg3 As Double: dblArg3 = 
Dim dblPDuration As Double
dblPDuration = WorksheetFunction.PDuration(Arg1:=dblArg1, Arg2:=dblArg2, Arg3:=dblArg3)


Arg1, Arg2, Arg3

Arg1 (Double) - Interest rate per period.

Arg2 (Double) - Present value of the investment.

Arg3 (Double) - Desired future value of the investment.