Home / 113,324,736.80-169,987,105.20-31,443,456.80

Finding the Fourth Proportional to 113,324,736.80, 169,987,105.20 and 31,443,456.80

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Solution

The fourth proportional to 113,324,736.80, 169,987,105.20 and 31,443,456.80 is: 47,165,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,324,736.80 : 169,987,105.20 = 31,443,456.80 : x
  2. Step 2: Convert to fraction form
    113,324,736.80/169,987,105.20 = 31,443,456.80/x
  3. Step 3: Cross multiply
    113,324,736.80x = 169,987,105.20 × 31,443,456.80
  4. Step 4: Simplify right side
    113,324,736.80x = 5,344,982,198,913,255
  5. Step 5: Solve for x
    x = 5,344,982,198,913,255/113,324,736.80
  6. Step 6: Final answer
    x = 47,165,185.20

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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.