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Finding the Fourth Proportional to 146,978,727.08, 202,817,459.94 and 85,103,241.80

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Solution

The fourth proportional to 146,978,727.08, 202,817,459.94 and 85,103,241.80 is: 117,434,840.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,978,727.08 : 202,817,459.94 = 85,103,241.80 : x
  2. Step 2: Convert to fraction form
    146,978,727.08/202,817,459.94 = 85,103,241.80/x
  3. Step 3: Cross multiply
    146,978,727.08x = 202,817,459.94 × 85,103,241.80
  4. Step 4: Simplify right side
    146,978,727.08x = 17,260,423,334,535,632
  5. Step 5: Solve for x
    x = 17,260,423,334,535,632/146,978,727.08
  6. Step 6: Final answer
    x = 117,434,840.25

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