Home / 498,088,049.40-747,132,074.10-469,870,500.60

Finding the Fourth Proportional to 498,088,049.40, 747,132,074.10 and 469,870,500.60

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Solution

The fourth proportional to 498,088,049.40, 747,132,074.10 and 469,870,500.60 is: 704,805,750.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,088,049.40 : 747,132,074.10 = 469,870,500.60 : x
  2. Step 2: Convert to fraction form
    498,088,049.40/747,132,074.10 = 469,870,500.60/x
  3. Step 3: Cross multiply
    498,088,049.40x = 747,132,074.10 × 469,870,500.60
  4. Step 4: Simplify right side
    498,088,049.40x = 351,055,321,671,683,328
  5. Step 5: Solve for x
    x = 351,055,321,671,683,328/498,088,049.40
  6. Step 6: Final answer
    x = 704,805,750.90

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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.