Home / 80,193,354.73-120,340,633.98-34,135,150.22

Finding the Fourth Proportional to 80,193,354.73, 120,340,633.98 and 34,135,150.22

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Solution

The fourth proportional to 80,193,354.73, 120,340,633.98 and 34,135,150.22 is: 51,224,264.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,193,354.73 : 120,340,633.98 = 34,135,150.22 : x
  2. Step 2: Convert to fraction form
    80,193,354.73/120,340,633.98 = 34,135,150.22/x
  3. Step 3: Cross multiply
    80,193,354.73x = 120,340,633.98 × 34,135,150.22
  4. Step 4: Simplify right side
    80,193,354.73x = 4,107,845,618,778,188
  5. Step 5: Solve for x
    x = 4,107,845,618,778,188/80,193,354.73
  6. Step 6: Final answer
    x = 51,224,264.56

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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.