Home / 83,662,205.82-125,108,046.57-79,580,738.94

Finding the Fourth Proportional to 83,662,205.82, 125,108,046.57 and 79,580,738.94

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Solution

The fourth proportional to 83,662,205.82, 125,108,046.57 and 79,580,738.94 is: 119,004,641.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,662,205.82 : 125,108,046.57 = 79,580,738.94 : x
  2. Step 2: Convert to fraction form
    83,662,205.82/125,108,046.57 = 79,580,738.94/x
  3. Step 3: Cross multiply
    83,662,205.82x = 125,108,046.57 × 79,580,738.94
  4. Step 4: Simplify right side
    83,662,205.82x = 9,956,190,793,380,532
  5. Step 5: Solve for x
    x = 9,956,190,793,380,532/83,662,205.82
  6. Step 6: Final answer
    x = 119,004,641.29

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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.