Home / 133,150,249.09-183,753,018.39-74,412,912.43

Finding the Fourth Proportional to 133,150,249.09, 183,753,018.39 and 74,412,912.43

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Solution

The fourth proportional to 133,150,249.09, 183,753,018.39 and 74,412,912.43 is: 102,692,990.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,150,249.09 : 183,753,018.39 = 74,412,912.43 : x
  2. Step 2: Convert to fraction form
    133,150,249.09/183,753,018.39 = 74,412,912.43/x
  3. Step 3: Cross multiply
    133,150,249.09x = 183,753,018.39 × 74,412,912.43
  4. Step 4: Simplify right side
    133,150,249.09x = 13,673,597,266,203,250
  5. Step 5: Solve for x
    x = 13,673,597,266,203,250/133,150,249.09
  6. Step 6: Final answer
    x = 102,692,990.51

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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.