Home / 262,132,143.55-361,751,046.39-143,061,255.43

Finding the Fourth Proportional to 262,132,143.55, 361,751,046.39 and 143,061,255.43

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Solution

The fourth proportional to 262,132,143.55, 361,751,046.39 and 143,061,255.43 is: 197,429,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,132,143.55 : 361,751,046.39 = 143,061,255.43 : x
  2. Step 2: Convert to fraction form
    262,132,143.55/361,751,046.39 = 143,061,255.43/x
  3. Step 3: Cross multiply
    262,132,143.55x = 361,751,046.39 × 143,061,255.43
  4. Step 4: Simplify right side
    262,132,143.55x = 51,752,558,848,765,192
  5. Step 5: Solve for x
    x = 51,752,558,848,765,192/262,132,143.55
  6. Step 6: Final answer
    x = 197,429,274.21

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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.