Home / 1,260,192,021.80-1,890,288,032.70-340,066,884.20

Finding the Fourth Proportional to 1,260,192,021.80, 1,890,288,032.70 and 340,066,884.20

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Solution

The fourth proportional to 1,260,192,021.80, 1,890,288,032.70 and 340,066,884.20 is: 510,100,326.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,192,021.80 : 1,890,288,032.70 = 340,066,884.20 : x
  2. Step 2: Convert to fraction form
    1,260,192,021.80/1,890,288,032.70 = 340,066,884.20/x
  3. Step 3: Cross multiply
    1,260,192,021.80x = 1,890,288,032.70 × 340,066,884.20
  4. Step 4: Simplify right side
    1,260,192,021.80x = 642,824,361,520,836,736
  5. Step 5: Solve for x
    x = 642,824,361,520,836,736/1,260,192,021.80
  6. Step 6: Final answer
    x = 510,100,326.30

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