Home / 121,854,425.52-182,774,910.33-89,098,561.26

Finding the Fourth Proportional to 121,854,425.52, 182,774,910.33 and 89,098,561.26

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Solution

The fourth proportional to 121,854,425.52, 182,774,910.33 and 89,098,561.26 is: 133,642,922.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,854,425.52 : 182,774,910.33 = 89,098,561.26 : x
  2. Step 2: Convert to fraction form
    121,854,425.52/182,774,910.33 = 89,098,561.26/x
  3. Step 3: Cross multiply
    121,854,425.52x = 182,774,910.33 × 89,098,561.26
  4. Step 4: Simplify right side
    121,854,425.52x = 16,284,981,544,828,514
  5. Step 5: Solve for x
    x = 16,284,981,544,828,514/121,854,425.52
  6. Step 6: Final answer
    x = 133,642,922.49

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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.