Home / 185,375,279.10-278,188,889.85-103,493,999.10

Finding the Fourth Proportional to 185,375,279.10, 278,188,889.85 and 103,493,999.10

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Solution

The fourth proportional to 185,375,279.10, 278,188,889.85 and 103,493,999.10 is: 155,311,327.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,375,279.10 : 278,188,889.85 = 103,493,999.10 : x
  2. Step 2: Convert to fraction form
    185,375,279.10/278,188,889.85 = 103,493,999.10/x
  3. Step 3: Cross multiply
    185,375,279.10x = 278,188,889.85 × 103,493,999.10
  4. Step 4: Simplify right side
    185,375,279.10x = 28,790,880,715,765,900
  5. Step 5: Solve for x
    x = 28,790,880,715,765,900/185,375,279.10
  6. Step 6: Final answer
    x = 155,311,327.68

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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.