Home / 300,958,927.72-415,324,791.35-168,806,986.89

Finding the Fourth Proportional to 300,958,927.72, 415,324,791.35 and 168,806,986.89

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Solution

The fourth proportional to 300,958,927.72, 415,324,791.35 and 168,806,986.89 is: 232,954,467.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,958,927.72 : 415,324,791.35 = 168,806,986.89 : x
  2. Step 2: Convert to fraction form
    300,958,927.72/415,324,791.35 = 168,806,986.89/x
  3. Step 3: Cross multiply
    300,958,927.72x = 415,324,791.35 × 168,806,986.89
  4. Step 4: Simplify right side
    300,958,927.72x = 70,109,726,608,511,432
  5. Step 5: Solve for x
    x = 70,109,726,608,511,432/300,958,927.72
  6. Step 6: Final answer
    x = 232,954,467.04

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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.