Home / 67,488,001.20-101,232,001.80-31,096,321.20

Finding the Fourth Proportional to 67,488,001.20, 101,232,001.80 and 31,096,321.20

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Solution

The fourth proportional to 67,488,001.20, 101,232,001.80 and 31,096,321.20 is: 46,644,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,488,001.20 : 101,232,001.80 = 31,096,321.20 : x
  2. Step 2: Convert to fraction form
    67,488,001.20/101,232,001.80 = 31,096,321.20/x
  3. Step 3: Cross multiply
    67,488,001.20x = 101,232,001.80 × 31,096,321.20
  4. Step 4: Simplify right side
    67,488,001.20x = 3,147,942,843,691,778
  5. Step 5: Solve for x
    x = 3,147,942,843,691,778/67,488,001.20
  6. Step 6: Final answer
    x = 46,644,481.80

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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.