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Finding the Fourth Proportional to 463,637,610.40, 695,456,415.60 and 415,264,669.60

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Solution

The fourth proportional to 463,637,610.40, 695,456,415.60 and 415,264,669.60 is: 622,897,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,637,610.40 : 695,456,415.60 = 415,264,669.60 : x
  2. Step 2: Convert to fraction form
    463,637,610.40/695,456,415.60 = 415,264,669.60/x
  3. Step 3: Cross multiply
    463,637,610.40x = 695,456,415.60 × 415,264,669.60
  4. Step 4: Simplify right side
    463,637,610.40x = 288,798,478,645,334,336
  5. Step 5: Solve for x
    x = 288,798,478,645,334,336/463,637,610.40
  6. Step 6: Final answer
    x = 622,897,004.40

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