Home / 108,002,166.74-149,043,385.15-58,442,540.84

Finding the Fourth Proportional to 108,002,166.74, 149,043,385.15 and 58,442,540.84

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Solution

The fourth proportional to 108,002,166.74, 149,043,385.15 and 58,442,540.84 is: 80,650,920.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,002,166.74 : 149,043,385.15 = 58,442,540.84 : x
  2. Step 2: Convert to fraction form
    108,002,166.74/149,043,385.15 = 58,442,540.84/x
  3. Step 3: Cross multiply
    108,002,166.74x = 149,043,385.15 × 58,442,540.84
  4. Step 4: Simplify right side
    108,002,166.74x = 8,710,474,122,815,508
  5. Step 5: Solve for x
    x = 8,710,474,122,815,508/108,002,166.74
  6. Step 6: Final answer
    x = 80,650,920.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.