Home / 88,073,321.40-132,109,982.10-55,336,555.80

Finding the Fourth Proportional to 88,073,321.40, 132,109,982.10 and 55,336,555.80

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Solution

The fourth proportional to 88,073,321.40, 132,109,982.10 and 55,336,555.80 is: 83,004,833.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,073,321.40 : 132,109,982.10 = 55,336,555.80 : x
  2. Step 2: Convert to fraction form
    88,073,321.40/132,109,982.10 = 55,336,555.80/x
  3. Step 3: Cross multiply
    88,073,321.40x = 132,109,982.10 × 55,336,555.80
  4. Step 4: Simplify right side
    88,073,321.40x = 7,310,511,396,213,650
  5. Step 5: Solve for x
    x = 7,310,511,396,213,650/88,073,321.40
  6. Step 6: Final answer
    x = 83,004,833.70

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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.