Home / 187,668,783.30-281,550,062.34-132,444,444.74

Finding the Fourth Proportional to 187,668,783.30, 281,550,062.34 and 132,444,444.74

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Solution

The fourth proportional to 187,668,783.30, 281,550,062.34 and 132,444,444.74 is: 198,699,757.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,668,783.30 : 281,550,062.34 = 132,444,444.74 : x
  2. Step 2: Convert to fraction form
    187,668,783.30/281,550,062.34 = 132,444,444.74/x
  3. Step 3: Cross multiply
    187,668,783.30x = 281,550,062.34 × 132,444,444.74
  4. Step 4: Simplify right side
    187,668,783.30x = 37,289,741,673,837,560
  5. Step 5: Solve for x
    x = 37,289,741,673,837,560/187,668,783.30
  6. Step 6: Final answer
    x = 198,699,757.19

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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.