Home / 204,757,960.80-307,136,941.20-89,966,704.80

Finding the Fourth Proportional to 204,757,960.80, 307,136,941.20 and 89,966,704.80

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Solution

The fourth proportional to 204,757,960.80, 307,136,941.20 and 89,966,704.80 is: 134,950,057.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,757,960.80 : 307,136,941.20 = 89,966,704.80 : x
  2. Step 2: Convert to fraction form
    204,757,960.80/307,136,941.20 = 89,966,704.80/x
  3. Step 3: Cross multiply
    204,757,960.80x = 307,136,941.20 × 89,966,704.80
  4. Step 4: Simplify right side
    204,757,960.80x = 27,632,098,522,115,356
  5. Step 5: Solve for x
    x = 27,632,098,522,115,356/204,757,960.80
  6. Step 6: Final answer
    x = 134,950,057.20

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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.