Home / 132,654,823.20-198,982,234.80-120,750,544.80

Finding the Fourth Proportional to 132,654,823.20, 198,982,234.80 and 120,750,544.80

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Solution

The fourth proportional to 132,654,823.20, 198,982,234.80 and 120,750,544.80 is: 181,125,817.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,654,823.20 : 198,982,234.80 = 120,750,544.80 : x
  2. Step 2: Convert to fraction form
    132,654,823.20/198,982,234.80 = 120,750,544.80/x
  3. Step 3: Cross multiply
    132,654,823.20x = 198,982,234.80 × 120,750,544.80
  4. Step 4: Simplify right side
    132,654,823.20x = 24,027,213,257,621,520
  5. Step 5: Solve for x
    x = 24,027,213,257,621,520/132,654,823.20
  6. Step 6: Final answer
    x = 181,125,817.20

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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.