Home / 657,911,225,148.06-907,700,462,404.68-397,391,590,810.11

Finding the Fourth Proportional to 657,911,225,148.06, 907,700,462,404.68 and 397,391,590,810.11

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Solution

The fourth proportional to 657,911,225,148.06, 907,700,462,404.68 and 397,391,590,810.11 is: 548,269,305,867.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,911,225,148.06 : 907,700,462,404.68 = 397,391,590,810.11 : x
  2. Step 2: Convert to fraction form
    657,911,225,148.06/907,700,462,404.68 = 397,391,590,810.11/x
  3. Step 3: Cross multiply
    657,911,225,148.06x = 907,700,462,404.68 × 397,391,590,810.11
  4. Step 4: Simplify right side
    657,911,225,148.06x = 360,712,530,734,068,260,667,392
  5. Step 5: Solve for x
    x = 360,712,530,734,068,260,667,392/657,911,225,148.06
  6. Step 6: Final answer
    x = 548,269,305,867.05

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