Home / 120,689,990.70-181,034,986.05-44,015,520.30

Finding the Fourth Proportional to 120,689,990.70, 181,034,986.05 and 44,015,520.30

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Solution

The fourth proportional to 120,689,990.70, 181,034,986.05 and 44,015,520.30 is: 66,023,280.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,689,990.70 : 181,034,986.05 = 44,015,520.30 : x
  2. Step 2: Convert to fraction form
    120,689,990.70/181,034,986.05 = 44,015,520.30/x
  3. Step 3: Cross multiply
    120,689,990.70x = 181,034,986.05 × 44,015,520.30
  4. Step 4: Simplify right side
    120,689,990.70x = 7,968,349,103,493,992
  5. Step 5: Solve for x
    x = 7,968,349,103,493,992/120,689,990.70
  6. Step 6: Final answer
    x = 66,023,280.45

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Similar ratio
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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.