Home / 120,682,286.10-181,023,429.15-108,589,050.90

Finding the Fourth Proportional to 120,682,286.10, 181,023,429.15 and 108,589,050.90

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Solution

The fourth proportional to 120,682,286.10, 181,023,429.15 and 108,589,050.90 is: 162,883,576.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,682,286.10 : 181,023,429.15 = 108,589,050.90 : x
  2. Step 2: Convert to fraction form
    120,682,286.10/181,023,429.15 = 108,589,050.90/x
  3. Step 3: Cross multiply
    120,682,286.10x = 181,023,429.15 × 108,589,050.90
  4. Step 4: Simplify right side
    120,682,286.10x = 19,657,162,362,061,896
  5. Step 5: Solve for x
    x = 19,657,162,362,061,896/120,682,286.10
  6. Step 6: Final answer
    x = 162,883,576.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.