Home / 141,231,979.16-211,761,314.34-54,869,568.97

Finding the Fourth Proportional to 141,231,979.16, 211,761,314.34 and 54,869,568.97

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Solution

The fourth proportional to 141,231,979.16, 211,761,314.34 and 54,869,568.97 is: 82,270,687.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,231,979.16 : 211,761,314.34 = 54,869,568.97 : x
  2. Step 2: Convert to fraction form
    141,231,979.16/211,761,314.34 = 54,869,568.97/x
  3. Step 3: Cross multiply
    141,231,979.16x = 211,761,314.34 × 54,869,568.97
  4. Step 4: Simplify right side
    141,231,979.16x = 11,619,252,042,356,480
  5. Step 5: Solve for x
    x = 11,619,252,042,356,480/141,231,979.16
  6. Step 6: Final answer
    x = 82,270,687.64

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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.