Home / 231,094,685.44-318,914,518.98-125,251,481.62

Finding the Fourth Proportional to 231,094,685.44, 318,914,518.98 and 125,251,481.62

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Solution

The fourth proportional to 231,094,685.44, 318,914,518.98 and 125,251,481.62 is: 172,849,132.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,094,685.44 : 318,914,518.98 = 125,251,481.62 : x
  2. Step 2: Convert to fraction form
    231,094,685.44/318,914,518.98 = 125,251,481.62/x
  3. Step 3: Cross multiply
    231,094,685.44x = 318,914,518.98 × 125,251,481.62
  4. Step 4: Simplify right side
    231,094,685.44x = 39,944,516,012,374,616
  5. Step 5: Solve for x
    x = 39,944,516,012,374,616/231,094,685.44
  6. Step 6: Final answer
    x = 172,849,132.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.