Home / 202,375,671.72-279,278,517.06-109,556,176.44

Finding the Fourth Proportional to 202,375,671.72, 279,278,517.06 and 109,556,176.44

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Solution

The fourth proportional to 202,375,671.72, 279,278,517.06 and 109,556,176.44 is: 151,187,572.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,375,671.72 : 279,278,517.06 = 109,556,176.44 : x
  2. Step 2: Convert to fraction form
    202,375,671.72/279,278,517.06 = 109,556,176.44/x
  3. Step 3: Cross multiply
    202,375,671.72x = 279,278,517.06 × 109,556,176.44
  4. Step 4: Simplify right side
    202,375,671.72x = 30,596,686,490,926,908
  5. Step 5: Solve for x
    x = 30,596,686,490,926,908/202,375,671.72
  6. Step 6: Final answer
    x = 151,187,572.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.