Home / 187,668,768.33-281,550,040.56-132,444,430.61

Finding the Fourth Proportional to 187,668,768.33, 281,550,040.56 and 132,444,430.61

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Solution

The fourth proportional to 187,668,768.33, 281,550,040.56 and 132,444,430.61 is: 198,699,736.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,668,768.33 : 281,550,040.56 = 132,444,430.61 : x
  2. Step 2: Convert to fraction form
    187,668,768.33/281,550,040.56 = 132,444,430.61/x
  3. Step 3: Cross multiply
    187,668,768.33x = 281,550,040.56 × 132,444,430.61
  4. Step 4: Simplify right side
    187,668,768.33x = 37,289,734,808,783,856
  5. Step 5: Solve for x
    x = 37,289,734,808,783,856/187,668,768.33
  6. Step 6: Final answer
    x = 198,699,736.46

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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.