Home / 498,267,455.10-747,397,246.05-129,801,695.10

Finding the Fourth Proportional to 498,267,455.10, 747,397,246.05 and 129,801,695.10

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Solution

The fourth proportional to 498,267,455.10, 747,397,246.05 and 129,801,695.10 is: 194,701,517.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,267,455.10 : 747,397,246.05 = 129,801,695.10 : x
  2. Step 2: Convert to fraction form
    498,267,455.10/747,397,246.05 = 129,801,695.10/x
  3. Step 3: Cross multiply
    498,267,455.10x = 747,397,246.05 × 129,801,695.10
  4. Step 4: Simplify right side
    498,267,455.10x = 97,013,429,450,361,776
  5. Step 5: Solve for x
    x = 97,013,429,450,361,776/498,267,455.10
  6. Step 6: Final answer
    x = 194,701,517.14

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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.