Home / 18,667,647,644.67-25,759,796,426.51-10,529,002,563.30

Finding the Fourth Proportional to 18,667,647,644.67, 25,759,796,426.51 and 10,529,002,563.30

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Solution

The fourth proportional to 18,667,647,644.67, 25,759,796,426.51 and 10,529,002,563.30 is: 14,529,145,169.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,667,647,644.67 : 25,759,796,426.51 = 10,529,002,563.30 : x
  2. Step 2: Convert to fraction form
    18,667,647,644.67/25,759,796,426.51 = 10,529,002,563.30/x
  3. Step 3: Cross multiply
    18,667,647,644.67x = 25,759,796,426.51 × 10,529,002,563.30
  4. Step 4: Simplify right side
    18,667,647,644.67x = 271,224,962,604,757,319,680
  5. Step 5: Solve for x
    x = 271,224,962,604,757,319,680/18,667,647,644.67
  6. Step 6: Final answer
    x = 14,529,145,169.62

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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.