Home / 492,156,400.80-738,234,601.20-484,503,650.40

Finding the Fourth Proportional to 492,156,400.80, 738,234,601.20 and 484,503,650.40

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Solution

The fourth proportional to 492,156,400.80, 738,234,601.20 and 484,503,650.40 is: 726,755,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,156,400.80 : 738,234,601.20 = 484,503,650.40 : x
  2. Step 2: Convert to fraction form
    492,156,400.80/738,234,601.20 = 484,503,650.40/x
  3. Step 3: Cross multiply
    492,156,400.80x = 738,234,601.20 × 484,503,650.40
  4. Step 4: Simplify right side
    492,156,400.80x = 357,677,359,132,988,224
  5. Step 5: Solve for x
    x = 357,677,359,132,988,224/492,156,400.80
  6. Step 6: Final answer
    x = 726,755,475.60

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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.