Home / 88,436,549.80-132,654,824.70-80,500,364.20

Finding the Fourth Proportional to 88,436,549.80, 132,654,824.70 and 80,500,364.20

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Solution

The fourth proportional to 88,436,549.80, 132,654,824.70 and 80,500,364.20 is: 120,750,546.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,436,549.80 : 132,654,824.70 = 80,500,364.20 : x
  2. Step 2: Convert to fraction form
    88,436,549.80/132,654,824.70 = 80,500,364.20/x
  3. Step 3: Cross multiply
    88,436,549.80x = 132,654,824.70 × 80,500,364.20
  4. Step 4: Simplify right side
    88,436,549.80x = 10,678,761,701,237,156
  5. Step 5: Solve for x
    x = 10,678,761,701,237,156/88,436,549.80
  6. Step 6: Final answer
    x = 120,750,546.30

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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.