Home / 205,644,718.27-283,789,711.20-117,540,607.65

Finding the Fourth Proportional to 205,644,718.27, 283,789,711.20 and 117,540,607.65

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Solution

The fourth proportional to 205,644,718.27, 283,789,711.20 and 117,540,607.65 is: 162,206,038.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,644,718.27 : 283,789,711.20 = 117,540,607.65 : x
  2. Step 2: Convert to fraction form
    205,644,718.27/283,789,711.20 = 117,540,607.65/x
  3. Step 3: Cross multiply
    205,644,718.27x = 283,789,711.20 × 117,540,607.65
  4. Step 4: Simplify right side
    205,644,718.27x = 33,356,815,099,266,012
  5. Step 5: Solve for x
    x = 33,356,815,099,266,012/205,644,718.27
  6. Step 6: Final answer
    x = 162,206,038.55

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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.