Home / 3,781,067,344.52-5,218,330,484.56-2,151,986,264.96

Finding the Fourth Proportional to 3,781,067,344.52, 5,218,330,484.56 and 2,151,986,264.96

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Solution

The fourth proportional to 3,781,067,344.52, 5,218,330,484.56 and 2,151,986,264.96 is: 2,970,001,458.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,781,067,344.52 : 5,218,330,484.56 = 2,151,986,264.96 : x
  2. Step 2: Convert to fraction form
    3,781,067,344.52/5,218,330,484.56 = 2,151,986,264.96/x
  3. Step 3: Cross multiply
    3,781,067,344.52x = 5,218,330,484.56 × 2,151,986,264.96
  4. Step 4: Simplify right side
    3,781,067,344.52x = 11,229,775,528,810,379,264
  5. Step 5: Solve for x
    x = 11,229,775,528,810,379,264/3,781,067,344.52
  6. Step 6: Final answer
    x = 2,970,001,458.74

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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.