Home / 103,356,609.38-155,057,614.96-30,567,715.26

Finding the Fourth Proportional to 103,356,609.38, 155,057,614.96 and 30,567,715.26

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Solution

The fourth proportional to 103,356,609.38, 155,057,614.96 and 30,567,715.26 is: 45,858,286.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,356,609.38 : 155,057,614.96 = 30,567,715.26 : x
  2. Step 2: Convert to fraction form
    103,356,609.38/155,057,614.96 = 30,567,715.26/x
  3. Step 3: Cross multiply
    103,356,609.38x = 155,057,614.96 × 30,567,715.26
  4. Step 4: Simplify right side
    103,356,609.38x = 4,739,757,022,991,997
  5. Step 5: Solve for x
    x = 4,739,757,022,991,997/103,356,609.38
  6. Step 6: Final answer
    x = 45,858,286.68

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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.