Home / 269,568,014.70-404,352,022.05-178,794,101.10

Finding the Fourth Proportional to 269,568,014.70, 404,352,022.05 and 178,794,101.10

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Solution

The fourth proportional to 269,568,014.70, 404,352,022.05 and 178,794,101.10 is: 268,191,151.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,568,014.70 : 404,352,022.05 = 178,794,101.10 : x
  2. Step 2: Convert to fraction form
    269,568,014.70/404,352,022.05 = 178,794,101.10/x
  3. Step 3: Cross multiply
    269,568,014.70x = 404,352,022.05 × 178,794,101.10
  4. Step 4: Simplify right side
    269,568,014.70x = 72,295,756,310,397,136
  5. Step 5: Solve for x
    x = 72,295,756,310,397,136/269,568,014.70
  6. Step 6: Final answer
    x = 268,191,151.65

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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.