Home / 274,560,540.06-378,900,945.05-161,537,921.60

Finding the Fourth Proportional to 274,560,540.06, 378,900,945.05 and 161,537,921.60

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Solution

The fourth proportional to 274,560,540.06, 378,900,945.05 and 161,537,921.60 is: 222,926,685.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,560,540.06 : 378,900,945.05 = 161,537,921.60 : x
  2. Step 2: Convert to fraction form
    274,560,540.06/378,900,945.05 = 161,537,921.60/x
  3. Step 3: Cross multiply
    274,560,540.06x = 378,900,945.05 × 161,537,921.60
  4. Step 4: Simplify right side
    274,560,540.06x = 61,206,871,152,950,616
  5. Step 5: Solve for x
    x = 61,206,871,152,950,616/274,560,540.06
  6. Step 6: Final answer
    x = 222,926,685.45

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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.