Home / 137,649,733.29-206,474,562.88-51,394,866.39

Finding the Fourth Proportional to 137,649,733.29, 206,474,562.88 and 51,394,866.39

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Solution

The fourth proportional to 137,649,733.29, 206,474,562.88 and 51,394,866.39 is: 77,092,285.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,649,733.29 : 206,474,562.88 = 51,394,866.39 : x
  2. Step 2: Convert to fraction form
    137,649,733.29/206,474,562.88 = 51,394,866.39/x
  3. Step 3: Cross multiply
    137,649,733.29x = 206,474,562.88 × 51,394,866.39
  4. Step 4: Simplify right side
    137,649,733.29x = 10,611,732,572,022,766
  5. Step 5: Solve for x
    x = 10,611,732,572,022,766/137,649,733.29
  6. Step 6: Final answer
    x = 77,092,285.75

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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.