Home / 81,361,324.31-112,279,451.49-44,192,330.39

Finding the Fourth Proportional to 81,361,324.31, 112,279,451.49 and 44,192,330.39

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Solution

The fourth proportional to 81,361,324.31, 112,279,451.49 and 44,192,330.39 is: 60,985,863.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,361,324.31 : 112,279,451.49 = 44,192,330.39 : x
  2. Step 2: Convert to fraction form
    81,361,324.31/112,279,451.49 = 44,192,330.39/x
  3. Step 3: Cross multiply
    81,361,324.31x = 112,279,451.49 × 44,192,330.39
  4. Step 4: Simplify right side
    81,361,324.31x = 4,961,890,616,534,756
  5. Step 5: Solve for x
    x = 4,961,890,616,534,756/81,361,324.31
  6. Step 6: Final answer
    x = 60,985,863.48

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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.