Home / 1,027,843,611.75-1,418,425,982.25-557,945,251.02

Finding the Fourth Proportional to 1,027,843,611.75, 1,418,425,982.25 and 557,945,251.02

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Solution

The fourth proportional to 1,027,843,611.75, 1,418,425,982.25 and 557,945,251.02 is: 769,965,422.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,843,611.75 : 1,418,425,982.25 = 557,945,251.02 : x
  2. Step 2: Convert to fraction form
    1,027,843,611.75/1,418,425,982.25 = 557,945,251.02/x
  3. Step 3: Cross multiply
    1,027,843,611.75x = 1,418,425,982.25 × 557,945,251.02
  4. Step 4: Simplify right side
    1,027,843,611.75x = 791,404,040,716,567,424
  5. Step 5: Solve for x
    x = 791,404,040,716,567,424/1,027,843,611.75
  6. Step 6: Final answer
    x = 769,965,422.44

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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.