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Finding the Fourth Proportional to 20,227,956,395,978, 27,914,600,485,724 and 10,978,942,603,223

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Solution

The fourth proportional to 20,227,956,395,978, 27,914,600,485,724 and 10,978,942,603,223 is: 15,150,952,005,492.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,956,395,978 : 27,914,600,485,724 = 10,978,942,603,223 : x
  2. Step 2: Convert to fraction form
    20,227,956,395,978/27,914,600,485,724 = 10,978,942,603,223/x
  3. Step 3: Cross multiply
    20,227,956,395,978x = 27,914,600,485,724 × 10,978,942,603,223
  4. Step 4: Simplify right side
    20,227,956,395,978x = 306,472,796,524,664,677,692,604,416
  5. Step 5: Solve for x
    x = 306,472,796,524,664,677,692,604,416/20,227,956,395,978
  6. Step 6: Final answer
    x = 15,150,952,005,492.84

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Why These Related Problems?

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