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Finding the Fourth Proportional to 618,038,078.92, 927,057,451.28 and 229,810,464.20

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Solution

The fourth proportional to 618,038,078.92, 927,057,451.28 and 229,810,464.20 is: 344,715,820.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,038,078.92 : 927,057,451.28 = 229,810,464.20 : x
  2. Step 2: Convert to fraction form
    618,038,078.92/927,057,451.28 = 229,810,464.20/x
  3. Step 3: Cross multiply
    618,038,078.92x = 927,057,451.28 × 229,810,464.20
  4. Step 4: Simplify right side
    618,038,078.92x = 213,047,503,218,725,664
  5. Step 5: Solve for x
    x = 213,047,503,218,725,664/618,038,078.92
  6. Step 6: Final answer
    x = 344,715,820.09

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