Home / 186,701,874.60-280,052,811.90-122,204,620.20

Finding the Fourth Proportional to 186,701,874.60, 280,052,811.90 and 122,204,620.20

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Solution

The fourth proportional to 186,701,874.60, 280,052,811.90 and 122,204,620.20 is: 183,306,930.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,701,874.60 : 280,052,811.90 = 122,204,620.20 : x
  2. Step 2: Convert to fraction form
    186,701,874.60/280,052,811.90 = 122,204,620.20/x
  3. Step 3: Cross multiply
    186,701,874.60x = 280,052,811.90 × 122,204,620.20
  4. Step 4: Simplify right side
    186,701,874.60x = 34,223,747,514,181,540
  5. Step 5: Solve for x
    x = 34,223,747,514,181,540/186,701,874.60
  6. Step 6: Final answer
    x = 183,306,930.30

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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.