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Finding the Fourth Proportional to 491,119,052.15, 734,884,964.85 and 361,978,889.15

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Solution

The fourth proportional to 491,119,052.15, 734,884,964.85 and 361,978,889.15 is: 541,646,352.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,119,052.15 : 734,884,964.85 = 361,978,889.15 : x
  2. Step 2: Convert to fraction form
    491,119,052.15/734,884,964.85 = 361,978,889.15/x
  3. Step 3: Cross multiply
    491,119,052.15x = 734,884,964.85 × 361,978,889.15
  4. Step 4: Simplify right side
    491,119,052.15x = 266,012,843,229,439,776
  5. Step 5: Solve for x
    x = 266,012,843,229,439,776/491,119,052.15
  6. Step 6: Final answer
    x = 541,646,352.48

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