Home / 205,042,543.11-282,957,691.10-110,956,623.75

Finding the Fourth Proportional to 205,042,543.11, 282,957,691.10 and 110,956,623.75

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Solution

The fourth proportional to 205,042,543.11, 282,957,691.10 and 110,956,623.75 is: 153,119,589.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,042,543.11 : 282,957,691.10 = 110,956,623.75 : x
  2. Step 2: Convert to fraction form
    205,042,543.11/282,957,691.10 = 110,956,623.75/x
  3. Step 3: Cross multiply
    205,042,543.11x = 282,957,691.10 × 110,956,623.75
  4. Step 4: Simplify right side
    205,042,543.11x = 31,396,030,067,996,644
  5. Step 5: Solve for x
    x = 31,396,030,067,996,644/205,042,543.11
  6. Step 6: Final answer
    x = 153,119,589.68

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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.