Home / 283,843,972.83-391,703,947.90-158,394,849.03

Finding the Fourth Proportional to 283,843,972.83, 391,703,947.90 and 158,394,849.03

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Solution

The fourth proportional to 283,843,972.83, 391,703,947.90 and 158,394,849.03 is: 218,584,481.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,843,972.83 : 391,703,947.90 = 158,394,849.03 : x
  2. Step 2: Convert to fraction form
    283,843,972.83/391,703,947.90 = 158,394,849.03/x
  3. Step 3: Cross multiply
    283,843,972.83x = 391,703,947.90 × 158,394,849.03
  4. Step 4: Simplify right side
    283,843,972.83x = 62,043,887,689,324,992
  5. Step 5: Solve for x
    x = 62,043,887,689,324,992/283,843,972.83
  6. Step 6: Final answer
    x = 218,584,481.72

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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.