Home / 2,251,261,871.97-3,106,741,677.89-1,247,744,228.25

Finding the Fourth Proportional to 2,251,261,871.97, 3,106,741,677.89 and 1,247,744,228.25

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Solution

The fourth proportional to 2,251,261,871.97, 3,106,741,677.89 and 1,247,744,228.25 is: 1,721,887,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,261,871.97 : 3,106,741,677.89 = 1,247,744,228.25 : x
  2. Step 2: Convert to fraction form
    2,251,261,871.97/3,106,741,677.89 = 1,247,744,228.25/x
  3. Step 3: Cross multiply
    2,251,261,871.97x = 3,106,741,677.89 × 1,247,744,228.25
  4. Step 4: Simplify right side
    2,251,261,871.97x = 3,876,418,997,250,968,064
  5. Step 5: Solve for x
    x = 3,876,418,997,250,968,064/2,251,261,871.97
  6. Step 6: Final answer
    x = 1,721,887,198.25

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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.