Home / 490,680,851.80-735,396,087.30-260,760,083.80

Finding the Fourth Proportional to 490,680,851.80, 735,396,087.30 and 260,760,083.80

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Solution

The fourth proportional to 490,680,851.80, 735,396,087.30 and 260,760,083.80 is: 390,807,883.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,680,851.80 : 735,396,087.30 = 260,760,083.80 : x
  2. Step 2: Convert to fraction form
    490,680,851.80/735,396,087.30 = 260,760,083.80/x
  3. Step 3: Cross multiply
    490,680,851.80x = 735,396,087.30 × 260,760,083.80
  4. Step 4: Simplify right side
    490,680,851.80x = 191,761,945,350,540,128
  5. Step 5: Solve for x
    x = 191,761,945,350,540,128/490,680,851.80
  6. Step 6: Final answer
    x = 390,807,883.88

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