Home / 88,215,010.72-132,305,078.14-83,840,254.84

Finding the Fourth Proportional to 88,215,010.72, 132,305,078.14 and 83,840,254.84

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Solution

The fourth proportional to 88,215,010.72, 132,305,078.14 and 83,840,254.84 is: 125,743,809.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,215,010.72 : 132,305,078.14 = 83,840,254.84 : x
  2. Step 2: Convert to fraction form
    88,215,010.72/132,305,078.14 = 83,840,254.84/x
  3. Step 3: Cross multiply
    88,215,010.72x = 132,305,078.14 × 83,840,254.84
  4. Step 4: Simplify right side
    88,215,010.72x = 11,092,491,467,938,238
  5. Step 5: Solve for x
    x = 11,092,491,467,938,238/88,215,010.72
  6. Step 6: Final answer
    x = 125,743,809.10

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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.