Home / 80,858,082.10-121,287,123.15-23,352,229.30

Finding the Fourth Proportional to 80,858,082.10, 121,287,123.15 and 23,352,229.30

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Solution

The fourth proportional to 80,858,082.10, 121,287,123.15 and 23,352,229.30 is: 35,028,343.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,858,082.10 : 121,287,123.15 = 23,352,229.30 : x
  2. Step 2: Convert to fraction form
    80,858,082.10/121,287,123.15 = 23,352,229.30/x
  3. Step 3: Cross multiply
    80,858,082.10x = 121,287,123.15 × 23,352,229.30
  4. Step 4: Simplify right side
    80,858,082.10x = 2,832,324,710,936,138.50
  5. Step 5: Solve for x
    x = 2,832,324,710,936,138.50/80,858,082.10
  6. Step 6: Final answer
    x = 35,028,343.95

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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.