Home / 119,910,212.22-179,838,414.45-55,151,800.86

Finding the Fourth Proportional to 119,910,212.22, 179,838,414.45 and 55,151,800.86

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Solution

The fourth proportional to 119,910,212.22, 179,838,414.45 and 55,151,800.86 is: 82,715,327.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,910,212.22 : 179,838,414.45 = 55,151,800.86 : x
  2. Step 2: Convert to fraction form
    119,910,212.22/179,838,414.45 = 55,151,800.86/x
  3. Step 3: Cross multiply
    119,910,212.22x = 179,838,414.45 × 55,151,800.86
  4. Step 4: Simplify right side
    119,910,212.22x = 9,918,412,420,724,546
  5. Step 5: Solve for x
    x = 9,918,412,420,724,546/119,910,212.22
  6. Step 6: Final answer
    x = 82,715,327.05

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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.