Home / 126,070,909.98-188,718,505.80-82,257,327

Finding the Fourth Proportional to 126,070,909.98, 188,718,505.80 and 82,257,327

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Solution

The fourth proportional to 126,070,909.98, 188,718,505.80 and 82,257,327 is: 123,132,924.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,070,909.98 : 188,718,505.80 = 82,257,327 : x
  2. Step 2: Convert to fraction form
    126,070,909.98/188,718,505.80 = 82,257,327/x
  3. Step 3: Cross multiply
    126,070,909.98x = 188,718,505.80 × 82,257,327
  4. Step 4: Simplify right side
    126,070,909.98x = 15,523,479,842,541,998
  5. Step 5: Solve for x
    x = 15,523,479,842,541,998/126,070,909.98
  6. Step 6: Final answer
    x = 123,132,924.52

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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.