Home / 277,499,983.80-416,111,469.30-90,729,597

Finding the Fourth Proportional to 277,499,983.80, 416,111,469.30 and 90,729,597

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Solution

The fourth proportional to 277,499,983.80, 416,111,469.30 and 90,729,597 is: 136,049,110.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,499,983.80 : 416,111,469.30 = 90,729,597 : x
  2. Step 2: Convert to fraction form
    277,499,983.80/416,111,469.30 = 90,729,597/x
  3. Step 3: Cross multiply
    277,499,983.80x = 416,111,469.30 × 90,729,597
  4. Step 4: Simplify right side
    277,499,983.80x = 37,753,625,916,666,872
  5. Step 5: Solve for x
    x = 37,753,625,916,666,872/277,499,983.80
  6. Step 6: Final answer
    x = 136,049,110.34

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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.