Home / 137,098,568.90-204,222,927.05-129,672,861.90

Finding the Fourth Proportional to 137,098,568.90, 204,222,927.05 and 129,672,861.90

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Solution

The fourth proportional to 137,098,568.90, 204,222,927.05 and 129,672,861.90 is: 193,161,545.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,098,568.90 : 204,222,927.05 = 129,672,861.90 : x
  2. Step 2: Convert to fraction form
    137,098,568.90/204,222,927.05 = 129,672,861.90/x
  3. Step 3: Cross multiply
    137,098,568.90x = 204,222,927.05 × 129,672,861.90
  4. Step 4: Simplify right side
    137,098,568.90x = 26,482,171,416,841,076
  5. Step 5: Solve for x
    x = 26,482,171,416,841,076/137,098,568.90
  6. Step 6: Final answer
    x = 193,161,545.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.