Home / 96,982,800.60-145,474,200.90-79,764,112.20

Finding the Fourth Proportional to 96,982,800.60, 145,474,200.90 and 79,764,112.20

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Solution

The fourth proportional to 96,982,800.60, 145,474,200.90 and 79,764,112.20 is: 119,646,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,982,800.60 : 145,474,200.90 = 79,764,112.20 : x
  2. Step 2: Convert to fraction form
    96,982,800.60/145,474,200.90 = 79,764,112.20/x
  3. Step 3: Cross multiply
    96,982,800.60x = 145,474,200.90 × 79,764,112.20
  4. Step 4: Simplify right side
    96,982,800.60x = 11,603,620,482,792,942
  5. Step 5: Solve for x
    x = 11,603,620,482,792,942/96,982,800.60
  6. Step 6: Final answer
    x = 119,646,168.30

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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.