Home / 2,251,261,833.72-3,106,741,625.05-1,247,744,189.93

Finding the Fourth Proportional to 2,251,261,833.72, 3,106,741,625.05 and 1,247,744,189.93

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Solution

The fourth proportional to 2,251,261,833.72, 3,106,741,625.05 and 1,247,744,189.93 is: 1,721,887,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,261,833.72 : 3,106,741,625.05 = 1,247,744,189.93 : x
  2. Step 2: Convert to fraction form
    2,251,261,833.72/3,106,741,625.05 = 1,247,744,189.93/x
  3. Step 3: Cross multiply
    2,251,261,833.72x = 3,106,741,625.05 × 1,247,744,189.93
  4. Step 4: Simplify right side
    2,251,261,833.72x = 3,876,418,812,283,256,320
  5. Step 5: Solve for x
    x = 3,876,418,812,283,256,320/2,251,261,833.72
  6. Step 6: Final answer
    x = 1,721,887,145.34

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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.