Home / 629,904,341.70-944,856,512.55-499,807,584.90

Finding the Fourth Proportional to 629,904,341.70, 944,856,512.55 and 499,807,584.90

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Solution

The fourth proportional to 629,904,341.70, 944,856,512.55 and 499,807,584.90 is: 749,711,377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,904,341.70 : 944,856,512.55 = 499,807,584.90 : x
  2. Step 2: Convert to fraction form
    629,904,341.70/944,856,512.55 = 499,807,584.90/x
  3. Step 3: Cross multiply
    629,904,341.70x = 944,856,512.55 × 499,807,584.90
  4. Step 4: Simplify right side
    629,904,341.70x = 472,246,451,614,651,968
  5. Step 5: Solve for x
    x = 472,246,451,614,651,968/629,904,341.70
  6. Step 6: Final answer
    x = 749,711,377.35

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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.