Home / 205,581,238.20-283,765,635.72-132,242,380.20

Finding the Fourth Proportional to 205,581,238.20, 283,765,635.72 and 132,242,380.20

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Solution

The fourth proportional to 205,581,238.20, 283,765,635.72 and 132,242,380.20 is: 182,535,349.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,581,238.20 : 283,765,635.72 = 132,242,380.20 : x
  2. Step 2: Convert to fraction form
    205,581,238.20/283,765,635.72 = 132,242,380.20/x
  3. Step 3: Cross multiply
    205,581,238.20x = 283,765,635.72 × 132,242,380.20
  4. Step 4: Simplify right side
    205,581,238.20x = 37,525,843,086,578,944
  5. Step 5: Solve for x
    x = 37,525,843,086,578,944/205,581,238.20
  6. Step 6: Final answer
    x = 182,535,349.12

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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.