Home / 92,854,950.90-138,951,751.95-80,856,194.10

Finding the Fourth Proportional to 92,854,950.90, 138,951,751.95 and 80,856,194.10

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Solution

The fourth proportional to 92,854,950.90, 138,951,751.95 and 80,856,194.10 is: 120,996,346.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,854,950.90 : 138,951,751.95 = 80,856,194.10 : x
  2. Step 2: Convert to fraction form
    92,854,950.90/138,951,751.95 = 80,856,194.10/x
  3. Step 3: Cross multiply
    92,854,950.90x = 138,951,751.95 × 80,856,194.10
  4. Step 4: Simplify right side
    92,854,950.90x = 11,235,109,826,204,252
  5. Step 5: Solve for x
    x = 11,235,109,826,204,252/92,854,950.90
  6. Step 6: Final answer
    x = 120,996,346.64

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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.