Home / 318,250,529.43-477,375,926.58-143,169,061.83

Finding the Fourth Proportional to 318,250,529.43, 477,375,926.58 and 143,169,061.83

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Solution

The fourth proportional to 318,250,529.43, 477,375,926.58 and 143,169,061.83 is: 214,753,652.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,250,529.43 : 477,375,926.58 = 143,169,061.83 : x
  2. Step 2: Convert to fraction form
    318,250,529.43/477,375,926.58 = 143,169,061.83/x
  3. Step 3: Cross multiply
    318,250,529.43x = 477,375,926.58 × 143,169,061.83
  4. Step 4: Simplify right side
    318,250,529.43x = 68,345,463,548,685,568
  5. Step 5: Solve for x
    x = 68,345,463,548,685,568/318,250,529.43
  6. Step 6: Final answer
    x = 214,753,652.32

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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.