Home / 199,982,895.31-299,944,033.77-54,427,799.22

Finding the Fourth Proportional to 199,982,895.31, 299,944,033.77 and 54,427,799.22

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Solution

The fourth proportional to 199,982,895.31, 299,944,033.77 and 54,427,799.22 is: 81,633,449.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,982,895.31 : 299,944,033.77 = 54,427,799.22 : x
  2. Step 2: Convert to fraction form
    199,982,895.31/299,944,033.77 = 54,427,799.22/x
  3. Step 3: Cross multiply
    199,982,895.31x = 299,944,033.77 × 54,427,799.22
  4. Step 4: Simplify right side
    199,982,895.31x = 16,325,293,647,270,458
  5. Step 5: Solve for x
    x = 16,325,293,647,270,458/199,982,895.31
  6. Step 6: Final answer
    x = 81,633,449.81

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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.