Home / 204,757,961.80-307,136,942.70-89,966,705.80

Finding the Fourth Proportional to 204,757,961.80, 307,136,942.70 and 89,966,705.80

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Solution

The fourth proportional to 204,757,961.80, 307,136,942.70 and 89,966,705.80 is: 134,950,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,757,961.80 : 307,136,942.70 = 89,966,705.80 : x
  2. Step 2: Convert to fraction form
    204,757,961.80/307,136,942.70 = 89,966,705.80/x
  3. Step 3: Cross multiply
    204,757,961.80x = 307,136,942.70 × 89,966,705.80
  4. Step 4: Simplify right side
    204,757,961.80x = 27,632,098,964,202,356
  5. Step 5: Solve for x
    x = 27,632,098,964,202,356/204,757,961.80
  6. Step 6: Final answer
    x = 134,950,058.70

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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.