Home / 206,062,145.32-309,105,000.60-58,498,163.03

Finding the Fourth Proportional to 206,062,145.32, 309,105,000.60 and 58,498,163.03

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Solution

The fourth proportional to 206,062,145.32, 309,105,000.60 and 58,498,163.03 is: 87,750,589.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,062,145.32 : 309,105,000.60 = 58,498,163.03 : x
  2. Step 2: Convert to fraction form
    206,062,145.32/309,105,000.60 = 58,498,163.03/x
  3. Step 3: Cross multiply
    206,062,145.32x = 309,105,000.60 × 58,498,163.03
  4. Step 4: Simplify right side
    206,062,145.32x = 18,082,074,717,631,380
  5. Step 5: Solve for x
    x = 18,082,074,717,631,380/206,062,145.32
  6. Step 6: Final answer
    x = 87,750,589.46

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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.