Home / 120,673,999.20-181,010,998.80-44,052,016.80

Finding the Fourth Proportional to 120,673,999.20, 181,010,998.80 and 44,052,016.80

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Solution

The fourth proportional to 120,673,999.20, 181,010,998.80 and 44,052,016.80 is: 66,078,025.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,673,999.20 : 181,010,998.80 = 44,052,016.80 : x
  2. Step 2: Convert to fraction form
    120,673,999.20/181,010,998.80 = 44,052,016.80/x
  3. Step 3: Cross multiply
    120,673,999.20x = 181,010,998.80 × 44,052,016.80
  4. Step 4: Simplify right side
    120,673,999.20x = 7,973,899,560,122,380
  5. Step 5: Solve for x
    x = 7,973,899,560,122,380/120,673,999.20
  6. Step 6: Final answer
    x = 66,078,025.20

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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.