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Finding the Fourth Proportional to 472,462,743.60, 708,694,115.40 and 472,462,743.60

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Solution

The fourth proportional to 472,462,743.60, 708,694,115.40 and 472,462,743.60 is: 708,694,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,462,743.60 : 708,694,115.40 = 472,462,743.60 : x
  2. Step 2: Convert to fraction form
    472,462,743.60/708,694,115.40 = 472,462,743.60/x
  3. Step 3: Cross multiply
    472,462,743.60x = 708,694,115.40 × 472,462,743.60
  4. Step 4: Simplify right side
    472,462,743.60x = 334,831,566,135,059,008
  5. Step 5: Solve for x
    x = 334,831,566,135,059,008/472,462,743.60
  6. Step 6: Final answer
    x = 708,694,115.40

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