Home / 119,780,010.80-179,670,016.20-48,027,921.20

Finding the Fourth Proportional to 119,780,010.80, 179,670,016.20 and 48,027,921.20

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Solution

The fourth proportional to 119,780,010.80, 179,670,016.20 and 48,027,921.20 is: 72,041,881.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,780,010.80 : 179,670,016.20 = 48,027,921.20 : x
  2. Step 2: Convert to fraction form
    119,780,010.80/179,670,016.20 = 48,027,921.20/x
  3. Step 3: Cross multiply
    119,780,010.80x = 179,670,016.20 × 48,027,921.20
  4. Step 4: Simplify right side
    119,780,010.80x = 8,629,177,380,056,323
  5. Step 5: Solve for x
    x = 8,629,177,380,056,323/119,780,010.80
  6. Step 6: Final answer
    x = 72,041,881.80

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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.