Home / 185,375,279.60-278,188,890.60-103,493,999.60

Finding the Fourth Proportional to 185,375,279.60, 278,188,890.60 and 103,493,999.60

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Solution

The fourth proportional to 185,375,279.60, 278,188,890.60 and 103,493,999.60 is: 155,311,328.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,375,279.60 : 278,188,890.60 = 103,493,999.60 : x
  2. Step 2: Convert to fraction form
    185,375,279.60/278,188,890.60 = 103,493,999.60/x
  3. Step 3: Cross multiply
    185,375,279.60x = 278,188,890.60 × 103,493,999.60
  4. Step 4: Simplify right side
    185,375,279.60x = 28,790,880,932,480,844
  5. Step 5: Solve for x
    x = 28,790,880,932,480,844/185,375,279.60
  6. Step 6: Final answer
    x = 155,311,328.43

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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.