Home / 85,084,840.19-127,659,425.59-33,306,447.88

Finding the Fourth Proportional to 85,084,840.19, 127,659,425.59 and 33,306,447.88

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Solution

The fourth proportional to 85,084,840.19, 127,659,425.59 and 33,306,447.88 is: 49,972,262.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,084,840.19 : 127,659,425.59 = 33,306,447.88 : x
  2. Step 2: Convert to fraction form
    85,084,840.19/127,659,425.59 = 33,306,447.88/x
  3. Step 3: Cross multiply
    85,084,840.19x = 127,659,425.59 × 33,306,447.88
  4. Step 4: Simplify right side
    85,084,840.19x = 4,251,882,004,401,659
  5. Step 5: Solve for x
    x = 4,251,882,004,401,659/85,084,840.19
  6. Step 6: Final answer
    x = 49,972,262.92

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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.