Home / 443,166,828.88-664,749,351.96-416,198,732.56

Finding the Fourth Proportional to 443,166,828.88, 664,749,351.96 and 416,198,732.56

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Solution

The fourth proportional to 443,166,828.88, 664,749,351.96 and 416,198,732.56 is: 624,297,261.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,166,828.88 : 664,749,351.96 = 416,198,732.56 : x
  2. Step 2: Convert to fraction form
    443,166,828.88/664,749,351.96 = 416,198,732.56/x
  3. Step 3: Cross multiply
    443,166,828.88x = 664,749,351.96 × 416,198,732.56
  4. Step 4: Simplify right side
    443,166,828.88x = 276,667,837,755,833,376
  5. Step 5: Solve for x
    x = 276,667,837,755,833,376/443,166,828.88
  6. Step 6: Final answer
    x = 624,297,261.72

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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.