Home / 177,148,002.20-265,722,003.30-131,231,499.80

Finding the Fourth Proportional to 177,148,002.20, 265,722,003.30 and 131,231,499.80

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Solution

The fourth proportional to 177,148,002.20, 265,722,003.30 and 131,231,499.80 is: 196,847,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,148,002.20 : 265,722,003.30 = 131,231,499.80 : x
  2. Step 2: Convert to fraction form
    177,148,002.20/265,722,003.30 = 131,231,499.80/x
  3. Step 3: Cross multiply
    177,148,002.20x = 265,722,003.30 × 131,231,499.80
  4. Step 4: Simplify right side
    177,148,002.20x = 34,871,097,022,919,552
  5. Step 5: Solve for x
    x = 34,871,097,022,919,552/177,148,002.20
  6. Step 6: Final answer
    x = 196,847,249.70

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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.