Home / 262,132,198.31-361,751,122.22-143,061,310.43

Finding the Fourth Proportional to 262,132,198.31, 361,751,122.22 and 143,061,310.43

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Solution

The fourth proportional to 262,132,198.31, 361,751,122.22 and 143,061,310.43 is: 197,429,350.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,132,198.31 : 361,751,122.22 = 143,061,310.43 : x
  2. Step 2: Convert to fraction form
    262,132,198.31/361,751,122.22 = 143,061,310.43/x
  3. Step 3: Cross multiply
    262,132,198.31x = 361,751,122.22 × 143,061,310.43
  4. Step 4: Simplify right side
    262,132,198.31x = 51,752,589,594,505,360
  5. Step 5: Solve for x
    x = 51,752,589,594,505,360/262,132,198.31
  6. Step 6: Final answer
    x = 197,429,350.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.