Home / 400,253,580.38-552,355,581.94-230,614,063.33

Finding the Fourth Proportional to 400,253,580.38, 552,355,581.94 and 230,614,063.33

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Solution

The fourth proportional to 400,253,580.38, 552,355,581.94 and 230,614,063.33 is: 318,250,657.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,253,580.38 : 552,355,581.94 = 230,614,063.33 : x
  2. Step 2: Convert to fraction form
    400,253,580.38/552,355,581.94 = 230,614,063.33/x
  3. Step 3: Cross multiply
    400,253,580.38x = 552,355,581.94 × 230,614,063.33
  4. Step 4: Simplify right side
    400,253,580.38x = 127,380,965,152,374,896
  5. Step 5: Solve for x
    x = 127,380,965,152,374,896/400,253,580.38
  6. Step 6: Final answer
    x = 318,250,657.58

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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.