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Finding the Fourth Proportional to 978,925,103.00, 1,467,405,837.15 and 454,662,382.38

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Solution

The fourth proportional to 978,925,103.00, 1,467,405,837.15 and 454,662,382.38 is: 681,537,567.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,925,103.00 : 1,467,405,837.15 = 454,662,382.38 : x
  2. Step 2: Convert to fraction form
    978,925,103.00/1,467,405,837.15 = 454,662,382.38/x
  3. Step 3: Cross multiply
    978,925,103.00x = 1,467,405,837.15 × 454,662,382.38
  4. Step 4: Simplify right side
    978,925,103.00x = 667,174,233,837,984,512
  5. Step 5: Solve for x
    x = 667,174,233,837,984,512/978,925,103.00
  6. Step 6: Final answer
    x = 681,537,567.88

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Why These Related Problems?

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