Home / 148,231,233.66-204,559,121.85-82,155,997.86

Finding the Fourth Proportional to 148,231,233.66, 204,559,121.85 and 82,155,997.86

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Solution

The fourth proportional to 148,231,233.66, 204,559,121.85 and 82,155,997.86 is: 113,375,287.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,231,233.66 : 204,559,121.85 = 82,155,997.86 : x
  2. Step 2: Convert to fraction form
    148,231,233.66/204,559,121.85 = 82,155,997.86/x
  3. Step 3: Cross multiply
    148,231,233.66x = 204,559,121.85 × 82,155,997.86
  4. Step 4: Simplify right side
    148,231,233.66x = 16,805,758,776,952,078
  5. Step 5: Solve for x
    x = 16,805,758,776,952,078/148,231,233.66
  6. Step 6: Final answer
    x = 113,375,287.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.