Home / 88,660,313.40-132,990,470.10-84,881,177.40

Finding the Fourth Proportional to 88,660,313.40, 132,990,470.10 and 84,881,177.40

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Solution

The fourth proportional to 88,660,313.40, 132,990,470.10 and 84,881,177.40 is: 127,321,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,660,313.40 : 132,990,470.10 = 84,881,177.40 : x
  2. Step 2: Convert to fraction form
    88,660,313.40/132,990,470.10 = 84,881,177.40/x
  3. Step 3: Cross multiply
    88,660,313.40x = 132,990,470.10 × 84,881,177.40
  4. Step 4: Simplify right side
    88,660,313.40x = 11,288,387,685,067,496
  5. Step 5: Solve for x
    x = 11,288,387,685,067,496/88,660,313.40
  6. Step 6: Final answer
    x = 127,321,766.10

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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.