Home / 88,397,281.20-132,595,921.80-80,744,530.80

Finding the Fourth Proportional to 88,397,281.20, 132,595,921.80 and 80,744,530.80

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Solution

The fourth proportional to 88,397,281.20, 132,595,921.80 and 80,744,530.80 is: 121,116,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,397,281.20 : 132,595,921.80 = 80,744,530.80 : x
  2. Step 2: Convert to fraction form
    88,397,281.20/132,595,921.80 = 80,744,530.80/x
  3. Step 3: Cross multiply
    88,397,281.20x = 132,595,921.80 × 80,744,530.80
  4. Step 4: Simplify right side
    88,397,281.20x = 10,706,395,491,734,490
  5. Step 5: Solve for x
    x = 10,706,395,491,734,490/88,397,281.20
  6. Step 6: Final answer
    x = 121,116,796.20

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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.