Home / 629,909,590.20-944,864,385.30-499,812,833.40

Finding the Fourth Proportional to 629,909,590.20, 944,864,385.30 and 499,812,833.40

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Solution

The fourth proportional to 629,909,590.20, 944,864,385.30 and 499,812,833.40 is: 749,719,250.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,909,590.20 : 944,864,385.30 = 499,812,833.40 : x
  2. Step 2: Convert to fraction form
    629,909,590.20/944,864,385.30 = 499,812,833.40/x
  3. Step 3: Cross multiply
    629,909,590.20x = 944,864,385.30 × 499,812,833.40
  4. Step 4: Simplify right side
    629,909,590.20x = 472,255,345,595,542,272
  5. Step 5: Solve for x
    x = 472,255,345,595,542,272/629,909,590.20
  6. Step 6: Final answer
    x = 749,719,250.10

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1.5x scale

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.