Home / 269,568,020.20-404,352,030.30-178,794,106.60

Finding the Fourth Proportional to 269,568,020.20, 404,352,030.30 and 178,794,106.60

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Solution

The fourth proportional to 269,568,020.20, 404,352,030.30 and 178,794,106.60 is: 268,191,159.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,568,020.20 : 404,352,030.30 = 178,794,106.60 : x
  2. Step 2: Convert to fraction form
    269,568,020.20/404,352,030.30 = 178,794,106.60/x
  3. Step 3: Cross multiply
    269,568,020.20x = 404,352,030.30 × 178,794,106.60
  4. Step 4: Simplify right side
    269,568,020.20x = 72,295,760,009,384,624
  5. Step 5: Solve for x
    x = 72,295,760,009,384,624/269,568,020.20
  6. Step 6: Final answer
    x = 268,191,159.90

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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.