Home / 185,361,010.20-278,041,515.30-49,060,171.80

Finding the Fourth Proportional to 185,361,010.20, 278,041,515.30 and 49,060,171.80

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Solution

The fourth proportional to 185,361,010.20, 278,041,515.30 and 49,060,171.80 is: 73,590,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,361,010.20 : 278,041,515.30 = 49,060,171.80 : x
  2. Step 2: Convert to fraction form
    185,361,010.20/278,041,515.30 = 49,060,171.80/x
  3. Step 3: Cross multiply
    185,361,010.20x = 278,041,515.30 × 49,060,171.80
  4. Step 4: Simplify right side
    185,361,010.20x = 13,640,764,508,150,328
  5. Step 5: Solve for x
    x = 13,640,764,508,150,328/185,361,010.20
  6. Step 6: Final answer
    x = 73,590,257.70

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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.