Home / 80,202,576.21-110,676,691.46-45,394,519.31

Finding the Fourth Proportional to 80,202,576.21, 110,676,691.46 and 45,394,519.31

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Solution

The fourth proportional to 80,202,576.21, 110,676,691.46 and 45,394,519.31 is: 62,642,815.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,202,576.21 : 110,676,691.46 = 45,394,519.31 : x
  2. Step 2: Convert to fraction form
    80,202,576.21/110,676,691.46 = 45,394,519.31/x
  3. Step 3: Cross multiply
    80,202,576.21x = 110,676,691.46 × 45,394,519.31
  4. Step 4: Simplify right side
    80,202,576.21x = 5,024,115,206,867,526
  5. Step 5: Solve for x
    x = 5,024,115,206,867,526/80,202,576.21
  6. Step 6: Final answer
    x = 62,642,815.78

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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.