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Finding the Fourth Proportional to 111,996,894.80, 167,995,342.20 and 95,557,653.20

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Solution

The fourth proportional to 111,996,894.80, 167,995,342.20 and 95,557,653.20 is: 143,336,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,996,894.80 : 167,995,342.20 = 95,557,653.20 : x
  2. Step 2: Convert to fraction form
    111,996,894.80/167,995,342.20 = 95,557,653.20/x
  3. Step 3: Cross multiply
    111,996,894.80x = 167,995,342.20 × 95,557,653.20
  4. Step 4: Simplify right side
    111,996,894.80x = 16,053,240,649,162,924
  5. Step 5: Solve for x
    x = 16,053,240,649,162,924/111,996,894.80
  6. Step 6: Final answer
    x = 143,336,479.80

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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.