Home / 18,978,650,079.66-28,447,903,745.94-7,019,216,678.10

Finding the Fourth Proportional to 18,978,650,079.66, 28,447,903,745.94 and 7,019,216,678.10

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Solution

The fourth proportional to 18,978,650,079.66, 28,447,903,745.94 and 7,019,216,678.10 is: 10,521,401,658.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,978,650,079.66 : 28,447,903,745.94 = 7,019,216,678.10 : x
  2. Step 2: Convert to fraction form
    18,978,650,079.66/28,447,903,745.94 = 7,019,216,678.10/x
  3. Step 3: Cross multiply
    18,978,650,079.66x = 28,447,903,745.94 × 7,019,216,678.10
  4. Step 4: Simplify right side
    18,978,650,079.66x = 199,682,000,430,485,504,000
  5. Step 5: Solve for x
    x = 199,682,000,430,485,504,000/18,978,650,079.66
  6. Step 6: Final answer
    x = 10,521,401,658.83

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Why These Related Problems?

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