Home / 186,940,558.26-280,160,181.91-145,491,481.77

Finding the Fourth Proportional to 186,940,558.26, 280,160,181.91 and 145,491,481.77

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Solution

The fourth proportional to 186,940,558.26, 280,160,181.91 and 145,491,481.77 is: 218,042,143.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,940,558.26 : 280,160,181.91 = 145,491,481.77 : x
  2. Step 2: Convert to fraction form
    186,940,558.26/280,160,181.91 = 145,491,481.77/x
  3. Step 3: Cross multiply
    186,940,558.26x = 280,160,181.91 × 145,491,481.77
  4. Step 4: Simplify right side
    186,940,558.26x = 40,760,919,998,168,456
  5. Step 5: Solve for x
    x = 40,760,919,998,168,456/186,940,558.26
  6. Step 6: Final answer
    x = 218,042,143.33

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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.