Home / 88,598,082.10-132,897,123.15-80,520,178.90

Finding the Fourth Proportional to 88,598,082.10, 132,897,123.15 and 80,520,178.90

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Solution

The fourth proportional to 88,598,082.10, 132,897,123.15 and 80,520,178.90 is: 120,780,268.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,598,082.10 : 132,897,123.15 = 80,520,178.90 : x
  2. Step 2: Convert to fraction form
    88,598,082.10/132,897,123.15 = 80,520,178.90/x
  3. Step 3: Cross multiply
    88,598,082.10x = 132,897,123.15 × 80,520,178.90
  4. Step 4: Simplify right side
    88,598,082.10x = 10,700,900,131,333,332
  5. Step 5: Solve for x
    x = 10,700,900,131,333,332/88,598,082.10
  6. Step 6: Final answer
    x = 120,780,268.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.