Home / 664,340,736.20-996,511,104.30-276,034,512.20

Finding the Fourth Proportional to 664,340,736.20, 996,511,104.30 and 276,034,512.20

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Solution

The fourth proportional to 664,340,736.20, 996,511,104.30 and 276,034,512.20 is: 414,051,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,340,736.20 : 996,511,104.30 = 276,034,512.20 : x
  2. Step 2: Convert to fraction form
    664,340,736.20/996,511,104.30 = 276,034,512.20/x
  3. Step 3: Cross multiply
    664,340,736.20x = 996,511,104.30 × 276,034,512.20
  4. Step 4: Simplify right side
    664,340,736.20x = 275,071,456,577,333,792
  5. Step 5: Solve for x
    x = 275,071,456,577,333,792/664,340,736.20
  6. Step 6: Final answer
    x = 414,051,768.30

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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.