Home / 178,947,310.77-246,918,480.93-100,626,194.61

Finding the Fourth Proportional to 178,947,310.77, 246,918,480.93 and 100,626,194.61

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Solution

The fourth proportional to 178,947,310.77, 246,918,480.93 and 100,626,194.61 is: 138,847,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,947,310.77 : 246,918,480.93 = 100,626,194.61 : x
  2. Step 2: Convert to fraction form
    178,947,310.77/246,918,480.93 = 100,626,194.61/x
  3. Step 3: Cross multiply
    178,947,310.77x = 246,918,480.93 × 100,626,194.61
  4. Step 4: Simplify right side
    178,947,310.77x = 24,846,467,114,867,756
  5. Step 5: Solve for x
    x = 24,846,467,114,867,756/178,947,310.77
  6. Step 6: Final answer
    x = 138,847,949.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.