Home / 158,976,177.90-238,380,286.05-67,996,977.90

Finding the Fourth Proportional to 158,976,177.90, 238,380,286.05 and 67,996,977.90

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Solution

The fourth proportional to 158,976,177.90, 238,380,286.05 and 67,996,977.90 is: 101,959,546.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,976,177.90 : 238,380,286.05 = 67,996,977.90 : x
  2. Step 2: Convert to fraction form
    158,976,177.90/238,380,286.05 = 67,996,977.90/x
  3. Step 3: Cross multiply
    158,976,177.90x = 238,380,286.05 × 67,996,977.90
  4. Step 4: Simplify right side
    158,976,177.90x = 16,209,139,042,337,530
  5. Step 5: Solve for x
    x = 16,209,139,042,337,530/158,976,177.90
  6. Step 6: Final answer
    x = 101,959,546.75

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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.