Home / 87,684,675.52-131,556,223.36-29,398,121.12

Finding the Fourth Proportional to 87,684,675.52, 131,556,223.36 and 29,398,121.12

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Solution

The fourth proportional to 87,684,675.52, 131,556,223.36 and 29,398,121.12 is: 44,106,974.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,684,675.52 : 131,556,223.36 = 29,398,121.12 : x
  2. Step 2: Convert to fraction form
    87,684,675.52/131,556,223.36 = 29,398,121.12/x
  3. Step 3: Cross multiply
    87,684,675.52x = 131,556,223.36 × 29,398,121.12
  4. Step 4: Simplify right side
    87,684,675.52x = 3,867,505,788,427,053.50
  5. Step 5: Solve for x
    x = 3,867,505,788,427,053.50/87,684,675.52
  6. Step 6: Final answer
    x = 44,106,974.97

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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.