Home / 629,858,045.70-944,787,068.55-499,761,288.90

Finding the Fourth Proportional to 629,858,045.70, 944,787,068.55 and 499,761,288.90

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Solution

The fourth proportional to 629,858,045.70, 944,787,068.55 and 499,761,288.90 is: 749,641,933.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,858,045.70 : 944,787,068.55 = 499,761,288.90 : x
  2. Step 2: Convert to fraction form
    629,858,045.70/944,787,068.55 = 499,761,288.90/x
  3. Step 3: Cross multiply
    629,858,045.70x = 944,787,068.55 × 499,761,288.90
  4. Step 4: Simplify right side
    629,858,045.70x = 472,168,003,114,600,576
  5. Step 5: Solve for x
    x = 472,168,003,114,600,576/629,858,045.70
  6. Step 6: Final answer
    x = 749,641,933.35

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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.