Home / 112,554,956.43-168,715,382.76-43,515,179.10

Finding the Fourth Proportional to 112,554,956.43, 168,715,382.76 and 43,515,179.10

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Solution

The fourth proportional to 112,554,956.43, 168,715,382.76 and 43,515,179.10 is: 65,227,514.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,554,956.43 : 168,715,382.76 = 43,515,179.10 : x
  2. Step 2: Convert to fraction form
    112,554,956.43/168,715,382.76 = 43,515,179.10/x
  3. Step 3: Cross multiply
    112,554,956.43x = 168,715,382.76 × 43,515,179.10
  4. Step 4: Simplify right side
    112,554,956.43x = 7,341,680,097,726,452
  5. Step 5: Solve for x
    x = 7,341,680,097,726,452/112,554,956.43
  6. Step 6: Final answer
    x = 65,227,514.90

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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.