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Finding the Fourth Proportional to 879,805,742.22, 1,320,861,986.71 and 589,969,777.64

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Solution

The fourth proportional to 879,805,742.22, 1,320,861,986.71 and 589,969,777.64 is: 885,728,081.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,805,742.22 : 1,320,861,986.71 = 589,969,777.64 : x
  2. Step 2: Convert to fraction form
    879,805,742.22/1,320,861,986.71 = 589,969,777.64/x
  3. Step 3: Cross multiply
    879,805,742.22x = 1,320,861,986.71 × 589,969,777.64
  4. Step 4: Simplify right side
    879,805,742.22x = 779,268,652,584,348,032
  5. Step 5: Solve for x
    x = 779,268,652,584,348,032/879,805,742.22
  6. Step 6: Final answer
    x = 885,728,081.99

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