Home / 68,179,830,694.40-102,269,844,469.88-27,842,682,387.60

Finding the Fourth Proportional to 68,179,830,694.40, 102,269,844,469.88 and 27,842,682,387.60

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Solution

The fourth proportional to 68,179,830,694.40, 102,269,844,469.88 and 27,842,682,387.60 is: 41,764,063,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,179,830,694.40 : 102,269,844,469.88 = 27,842,682,387.60 : x
  2. Step 2: Convert to fraction form
    68,179,830,694.40/102,269,844,469.88 = 27,842,682,387.60/x
  3. Step 3: Cross multiply
    68,179,830,694.40x = 102,269,844,469.88 × 27,842,682,387.60
  4. Step 4: Simplify right side
    68,179,830,694.40x = 2,847,466,797,404,119,367,680
  5. Step 5: Solve for x
    x = 2,847,466,797,404,119,367,680/68,179,830,694.40
  6. Step 6: Final answer
    x = 41,764,063,776.68

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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.