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Finding the Fourth Proportional to 653,265,136.60, 978,763,964.10 and 551,228,464.60

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Solution

The fourth proportional to 653,265,136.60, 978,763,964.10 and 551,228,464.60 is: 825,886,040.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,265,136.60 : 978,763,964.10 = 551,228,464.60 : x
  2. Step 2: Convert to fraction form
    653,265,136.60/978,763,964.10 = 551,228,464.60/x
  3. Step 3: Cross multiply
    653,265,136.60x = 978,763,964.10 × 551,228,464.60
  4. Step 4: Simplify right side
    653,265,136.60x = 539,522,557,136,652,544
  5. Step 5: Solve for x
    x = 539,522,557,136,652,544/653,265,136.60
  6. Step 6: Final answer
    x = 825,886,040.61

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