Home / 88,555,812.13-132,884,165-70,718,290.21

Finding the Fourth Proportional to 88,555,812.13, 132,884,165 and 70,718,290.21

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Solution

The fourth proportional to 88,555,812.13, 132,884,165 and 70,718,290.21 is: 106,117,720.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,555,812.13 : 132,884,165 = 70,718,290.21 : x
  2. Step 2: Convert to fraction form
    88,555,812.13/132,884,165 = 70,718,290.21/x
  3. Step 3: Cross multiply
    88,555,812.13x = 132,884,165 × 70,718,290.21
  4. Step 4: Simplify right side
    88,555,812.13x = 9,397,340,944,783,524
  5. Step 5: Solve for x
    x = 9,397,340,944,783,524/88,555,812.13
  6. Step 6: Final answer
    x = 106,117,720.78

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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.