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Finding the Fourth Proportional to 575,425,847.80, 863,138,771.70 and 329,530,065.40

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Solution

The fourth proportional to 575,425,847.80, 863,138,771.70 and 329,530,065.40 is: 494,295,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,425,847.80 : 863,138,771.70 = 329,530,065.40 : x
  2. Step 2: Convert to fraction form
    575,425,847.80/863,138,771.70 = 329,530,065.40/x
  3. Step 3: Cross multiply
    575,425,847.80x = 863,138,771.70 × 329,530,065.40
  4. Step 4: Simplify right side
    575,425,847.80x = 284,430,175,887,576,672
  5. Step 5: Solve for x
    x = 284,430,175,887,576,672/575,425,847.80
  6. Step 6: Final answer
    x = 494,295,098.10

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