Home / 88,568,335.20-132,852,502.80-85,167,112.80

Finding the Fourth Proportional to 88,568,335.20, 132,852,502.80 and 85,167,112.80

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Solution

The fourth proportional to 88,568,335.20, 132,852,502.80 and 85,167,112.80 is: 127,750,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,568,335.20 : 132,852,502.80 = 85,167,112.80 : x
  2. Step 2: Convert to fraction form
    88,568,335.20/132,852,502.80 = 85,167,112.80/x
  3. Step 3: Cross multiply
    88,568,335.20x = 132,852,502.80 × 85,167,112.80
  4. Step 4: Simplify right side
    88,568,335.20x = 11,314,664,091,729,916
  5. Step 5: Solve for x
    x = 11,314,664,091,729,916/88,568,335.20
  6. Step 6: Final answer
    x = 127,750,669.20

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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.