Home / 823,741,138.40-1,235,592,814.80-414,687,442.40

Finding the Fourth Proportional to 823,741,138.40, 1,235,592,814.80 and 414,687,442.40

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Solution

The fourth proportional to 823,741,138.40, 1,235,592,814.80 and 414,687,442.40 is: 622,021,652.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,741,138.40 : 1,235,592,814.80 = 414,687,442.40 : x
  2. Step 2: Convert to fraction form
    823,741,138.40/1,235,592,814.80 = 414,687,442.40/x
  3. Step 3: Cross multiply
    823,741,138.40x = 1,235,592,814.80 × 414,687,442.40
  4. Step 4: Simplify right side
    823,741,138.40x = 512,384,824,217,228,800
  5. Step 5: Solve for x
    x = 512,384,824,217,228,800/823,741,138.40
  6. Step 6: Final answer
    x = 622,021,652.59

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