Home / 629,857,499.40-944,786,249.10-576,288,246.60

Finding the Fourth Proportional to 629,857,499.40, 944,786,249.10 and 576,288,246.60

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Solution

The fourth proportional to 629,857,499.40, 944,786,249.10 and 576,288,246.60 is: 864,432,369.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,857,499.40 : 944,786,249.10 = 576,288,246.60 : x
  2. Step 2: Convert to fraction form
    629,857,499.40/944,786,249.10 = 576,288,246.60/x
  3. Step 3: Cross multiply
    629,857,499.40x = 944,786,249.10 × 576,288,246.60
  4. Step 4: Simplify right side
    629,857,499.40x = 544,469,210,905,629,888
  5. Step 5: Solve for x
    x = 544,469,210,905,629,888/629,857,499.40
  6. Step 6: Final answer
    x = 864,432,369.90

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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.