Home / 218,304,853.20-327,457,279.80-132,211,411.20

Finding the Fourth Proportional to 218,304,853.20, 327,457,279.80 and 132,211,411.20

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Solution

The fourth proportional to 218,304,853.20, 327,457,279.80 and 132,211,411.20 is: 198,317,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,304,853.20 : 327,457,279.80 = 132,211,411.20 : x
  2. Step 2: Convert to fraction form
    218,304,853.20/327,457,279.80 = 132,211,411.20/x
  3. Step 3: Cross multiply
    218,304,853.20x = 327,457,279.80 × 132,211,411.20
  4. Step 4: Simplify right side
    218,304,853.20x = 43,293,589,070,071,256
  5. Step 5: Solve for x
    x = 43,293,589,070,071,256/218,304,853.20
  6. Step 6: Final answer
    x = 198,317,116.80

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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.