Home / 187,986,069.44-281,864,129.50-89,647,853.13

Finding the Fourth Proportional to 187,986,069.44, 281,864,129.50 and 89,647,853.13

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Solution

The fourth proportional to 187,986,069.44, 281,864,129.50 and 89,647,853.13 is: 134,416,949.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,986,069.44 : 281,864,129.50 = 89,647,853.13 : x
  2. Step 2: Convert to fraction form
    187,986,069.44/281,864,129.50 = 89,647,853.13/x
  3. Step 3: Cross multiply
    187,986,069.44x = 281,864,129.50 × 89,647,853.13
  4. Step 4: Simplify right side
    187,986,069.44x = 25,268,514,084,031,300
  5. Step 5: Solve for x
    x = 25,268,514,084,031,300/187,986,069.44
  6. Step 6: Final answer
    x = 134,416,949.93

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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.