Home / 154,027,008,004.80-231,040,512,007.20-132,721,750,891.20

Finding the Fourth Proportional to 154,027,008,004.80, 231,040,512,007.20 and 132,721,750,891.20

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Solution

The fourth proportional to 154,027,008,004.80, 231,040,512,007.20 and 132,721,750,891.20 is: 199,082,626,336.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,027,008,004.80 : 231,040,512,007.20 = 132,721,750,891.20 : x
  2. Step 2: Convert to fraction form
    154,027,008,004.80/231,040,512,007.20 = 132,721,750,891.20/x
  3. Step 3: Cross multiply
    154,027,008,004.80x = 231,040,512,007.20 × 132,721,750,891.20
  4. Step 4: Simplify right side
    154,027,008,004.80x = 30,664,101,280,394,902,503,424
  5. Step 5: Solve for x
    x = 30,664,101,280,394,902,503,424/154,027,008,004.80
  6. Step 6: Final answer
    x = 199,082,626,336.80

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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.