Home / 88,576,891.20-132,865,336.80-80,924,140.80

Finding the Fourth Proportional to 88,576,891.20, 132,865,336.80 and 80,924,140.80

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Solution

The fourth proportional to 88,576,891.20, 132,865,336.80 and 80,924,140.80 is: 121,386,211.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,576,891.20 : 132,865,336.80 = 80,924,140.80 : x
  2. Step 2: Convert to fraction form
    88,576,891.20/132,865,336.80 = 80,924,140.80/x
  3. Step 3: Cross multiply
    88,576,891.20x = 132,865,336.80 × 80,924,140.80
  4. Step 4: Simplify right side
    88,576,891.20x = 10,752,013,222,642,620
  5. Step 5: Solve for x
    x = 10,752,013,222,642,620/88,576,891.20
  6. Step 6: Final answer
    x = 121,386,211.20

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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.