Home / 463,280,198.72-694,919,740.50-118,233,862.61

Finding the Fourth Proportional to 463,280,198.72, 694,919,740.50 and 118,233,862.61

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Solution

The fourth proportional to 463,280,198.72, 694,919,740.50 and 118,233,862.61 is: 177,350,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,280,198.72 : 694,919,740.50 = 118,233,862.61 : x
  2. Step 2: Convert to fraction form
    463,280,198.72/694,919,740.50 = 118,233,862.61/x
  3. Step 3: Cross multiply
    463,280,198.72x = 694,919,740.50 × 118,233,862.61
  4. Step 4: Simplify right side
    463,280,198.72x = 82,163,045,123,253,856
  5. Step 5: Solve for x
    x = 82,163,045,123,253,856/463,280,198.72
  6. Step 6: Final answer
    x = 177,350,651.61

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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.