Home / 557,568,000.70-836,352,001.05-499,117,363.90

Finding the Fourth Proportional to 557,568,000.70, 836,352,001.05 and 499,117,363.90

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Solution

The fourth proportional to 557,568,000.70, 836,352,001.05 and 499,117,363.90 is: 748,676,045.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,568,000.70 : 836,352,001.05 = 499,117,363.90 : x
  2. Step 2: Convert to fraction form
    557,568,000.70/836,352,001.05 = 499,117,363.90/x
  3. Step 3: Cross multiply
    557,568,000.70x = 836,352,001.05 × 499,117,363.90
  4. Step 4: Simplify right side
    557,568,000.70x = 417,437,806,056,566,016
  5. Step 5: Solve for x
    x = 417,437,806,056,566,016/557,568,000.70
  6. Step 6: Final answer
    x = 748,676,045.85

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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.