Home / 192,788,638.20-266,055,949.14-108,016,488.36

Finding the Fourth Proportional to 192,788,638.20, 266,055,949.14 and 108,016,488.36

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Solution

The fourth proportional to 192,788,638.20, 266,055,949.14 and 108,016,488.36 is: 149,067,028.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,788,638.20 : 266,055,949.14 = 108,016,488.36 : x
  2. Step 2: Convert to fraction form
    192,788,638.20/266,055,949.14 = 108,016,488.36/x
  3. Step 3: Cross multiply
    192,788,638.20x = 266,055,949.14 × 108,016,488.36
  4. Step 4: Simplify right side
    192,788,638.20x = 28,738,429,333,389,560
  5. Step 5: Solve for x
    x = 28,738,429,333,389,560/192,788,638.20
  6. Step 6: Final answer
    x = 149,067,028.02

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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.