Home / 187,668,799.70-281,550,087.06-132,444,461.15

Finding the Fourth Proportional to 187,668,799.70, 281,550,087.06 and 132,444,461.15

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Solution

The fourth proportional to 187,668,799.70, 281,550,087.06 and 132,444,461.15 is: 198,699,781.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,668,799.70 : 281,550,087.06 = 132,444,461.15 : x
  2. Step 2: Convert to fraction form
    187,668,799.70/281,550,087.06 = 132,444,461.15/x
  3. Step 3: Cross multiply
    187,668,799.70x = 281,550,087.06 × 132,444,461.15
  4. Step 4: Simplify right side
    187,668,799.70x = 37,289,749,567,397,288
  5. Step 5: Solve for x
    x = 37,289,749,567,397,288/187,668,799.70
  6. Step 6: Final answer
    x = 198,699,781.89

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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.