Home / 193,327,545.33-266,791,997.70-105,222,174.75

Finding the Fourth Proportional to 193,327,545.33, 266,791,997.70 and 105,222,174.75

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Solution

The fourth proportional to 193,327,545.33, 266,791,997.70 and 105,222,174.75 is: 145,206,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,327,545.33 : 266,791,997.70 = 105,222,174.75 : x
  2. Step 2: Convert to fraction form
    193,327,545.33/266,791,997.70 = 105,222,174.75/x
  3. Step 3: Cross multiply
    193,327,545.33x = 266,791,997.70 × 105,222,174.75
  4. Step 4: Simplify right side
    193,327,545.33x = 28,072,434,203,890,996
  5. Step 5: Solve for x
    x = 28,072,434,203,890,996/193,327,545.33
  6. Step 6: Final answer
    x = 145,206,593.07

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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.