Home / 629,904,342.20-944,856,513.30-499,807,585.40

Finding the Fourth Proportional to 629,904,342.20, 944,856,513.30 and 499,807,585.40

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Solution

The fourth proportional to 629,904,342.20, 944,856,513.30 and 499,807,585.40 is: 749,711,378.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,904,342.20 : 944,856,513.30 = 499,807,585.40 : x
  2. Step 2: Convert to fraction form
    629,904,342.20/944,856,513.30 = 499,807,585.40/x
  3. Step 3: Cross multiply
    629,904,342.20x = 944,856,513.30 × 499,807,585.40
  4. Step 4: Simplify right side
    629,904,342.20x = 472,246,452,461,935,936
  5. Step 5: Solve for x
    x = 472,246,452,461,935,936/629,904,342.20
  6. Step 6: Final answer
    x = 749,711,378.10

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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.