Home / 88,215,011.72-132,305,079.64-83,840,255.84

Finding the Fourth Proportional to 88,215,011.72, 132,305,079.64 and 83,840,255.84

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Solution

The fourth proportional to 88,215,011.72, 132,305,079.64 and 83,840,255.84 is: 125,743,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,215,011.72 : 132,305,079.64 = 83,840,255.84 : x
  2. Step 2: Convert to fraction form
    88,215,011.72/132,305,079.64 = 83,840,255.84/x
  3. Step 3: Cross multiply
    88,215,011.72x = 132,305,079.64 × 83,840,255.84
  4. Step 4: Simplify right side
    88,215,011.72x = 11,092,491,725,949,176
  5. Step 5: Solve for x
    x = 11,092,491,725,949,176/88,215,011.72
  6. Step 6: Final answer
    x = 125,743,810.60

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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.