Home / 366,082,125.38-505,224,489.61-207,340,487.24

Finding the Fourth Proportional to 366,082,125.38, 505,224,489.61 and 207,340,487.24

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Solution

The fourth proportional to 366,082,125.38, 505,224,489.61 and 207,340,487.24 is: 286,147,518.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,082,125.38 : 505,224,489.61 = 207,340,487.24 : x
  2. Step 2: Convert to fraction form
    366,082,125.38/505,224,489.61 = 207,340,487.24/x
  3. Step 3: Cross multiply
    366,082,125.38x = 505,224,489.61 × 207,340,487.24
  4. Step 4: Simplify right side
    366,082,125.38x = 104,753,491,840,410,624
  5. Step 5: Solve for x
    x = 104,753,491,840,410,624/366,082,125.38
  6. Step 6: Final answer
    x = 286,147,518.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.