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Finding the Fourth Proportional to 336,880,266.60, 505,320,399.90 and 205,933,204.20

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Solution

The fourth proportional to 336,880,266.60, 505,320,399.90 and 205,933,204.20 is: 308,899,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,880,266.60 : 505,320,399.90 = 205,933,204.20 : x
  2. Step 2: Convert to fraction form
    336,880,266.60/505,320,399.90 = 205,933,204.20/x
  3. Step 3: Cross multiply
    336,880,266.60x = 505,320,399.90 × 205,933,204.20
  4. Step 4: Simplify right side
    336,880,266.60x = 104,062,249,099,032,352
  5. Step 5: Solve for x
    x = 104,062,249,099,032,352/336,880,266.60
  6. Step 6: Final answer
    x = 308,899,806.30

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