Home / 187,668,769.33-281,550,042.06-132,444,431.61

Finding the Fourth Proportional to 187,668,769.33, 281,550,042.06 and 132,444,431.61

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Solution

The fourth proportional to 187,668,769.33, 281,550,042.06 and 132,444,431.61 is: 198,699,737.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,668,769.33 : 281,550,042.06 = 132,444,431.61 : x
  2. Step 2: Convert to fraction form
    187,668,769.33/281,550,042.06 = 132,444,431.61/x
  3. Step 3: Cross multiply
    187,668,769.33x = 281,550,042.06 × 132,444,431.61
  4. Step 4: Simplify right side
    187,668,769.33x = 37,289,735,290,408,296
  5. Step 5: Solve for x
    x = 37,289,735,290,408,296/187,668,769.33
  6. Step 6: Final answer
    x = 198,699,737.97

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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.