Home / 331,978,640.40-498,286,825.20-168,401,100.60

Finding the Fourth Proportional to 331,978,640.40, 498,286,825.20 and 168,401,100.60

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Solution

The fourth proportional to 331,978,640.40, 498,286,825.20 and 168,401,100.60 is: 252,763,399.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,978,640.40 : 498,286,825.20 = 168,401,100.60 : x
  2. Step 2: Convert to fraction form
    331,978,640.40/498,286,825.20 = 168,401,100.60/x
  3. Step 3: Cross multiply
    331,978,640.40x = 498,286,825.20 × 168,401,100.60
  4. Step 4: Simplify right side
    331,978,640.40x = 83,912,049,778,159,808
  5. Step 5: Solve for x
    x = 83,912,049,778,159,808/331,978,640.40
  6. Step 6: Final answer
    x = 252,763,399.71

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