Home / 274,217,327.33-378,420,630.34-148,769,516.78

Finding the Fourth Proportional to 274,217,327.33, 378,420,630.34 and 148,769,516.78

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Solution

The fourth proportional to 274,217,327.33, 378,420,630.34 and 148,769,516.78 is: 205,302,323.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,217,327.33 : 378,420,630.34 = 148,769,516.78 : x
  2. Step 2: Convert to fraction form
    274,217,327.33/378,420,630.34 = 148,769,516.78/x
  3. Step 3: Cross multiply
    274,217,327.33x = 378,420,630.34 × 148,769,516.78
  4. Step 4: Simplify right side
    274,217,327.33x = 56,297,454,313,372,704
  5. Step 5: Solve for x
    x = 56,297,454,313,372,704/274,217,327.33
  6. Step 6: Final answer
    x = 205,302,323.02

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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.