Home / 151,878,379.40-227,815,908.35-36,862,921.73

Finding the Fourth Proportional to 151,878,379.40, 227,815,908.35 and 36,862,921.73

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Solution

The fourth proportional to 151,878,379.40, 227,815,908.35 and 36,862,921.73 is: 55,293,979.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,878,379.40 : 227,815,908.35 = 36,862,921.73 : x
  2. Step 2: Convert to fraction form
    151,878,379.40/227,815,908.35 = 36,862,921.73/x
  3. Step 3: Cross multiply
    151,878,379.40x = 227,815,908.35 × 36,862,921.73
  4. Step 4: Simplify right side
    151,878,379.40x = 8,397,959,998,901,333
  5. Step 5: Solve for x
    x = 8,397,959,998,901,333/151,878,379.40
  6. Step 6: Final answer
    x = 55,293,979.51

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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.