Home / 621,517,134.80-932,387,676.60-258,048,232.40

Finding the Fourth Proportional to 621,517,134.80, 932,387,676.60 and 258,048,232.40

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Solution

The fourth proportional to 621,517,134.80, 932,387,676.60 and 258,048,232.40 is: 387,118,839.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,517,134.80 : 932,387,676.60 = 258,048,232.40 : x
  2. Step 2: Convert to fraction form
    621,517,134.80/932,387,676.60 = 258,048,232.40/x
  3. Step 3: Cross multiply
    621,517,134.80x = 932,387,676.60 × 258,048,232.40
  4. Step 4: Simplify right side
    621,517,134.80x = 240,600,991,858,172,864
  5. Step 5: Solve for x
    x = 240,600,991,858,172,864/621,517,134.80
  6. Step 6: Final answer
    x = 387,118,839.35

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