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Finding the Fourth Proportional to 652,536,009.40, 978,804,014.10 and 376,659,081.40

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Solution

The fourth proportional to 652,536,009.40, 978,804,014.10 and 376,659,081.40 is: 564,988,622.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,536,009.40 : 978,804,014.10 = 376,659,081.40 : x
  2. Step 2: Convert to fraction form
    652,536,009.40/978,804,014.10 = 376,659,081.40/x
  3. Step 3: Cross multiply
    652,536,009.40x = 978,804,014.10 × 376,659,081.40
  4. Step 4: Simplify right side
    652,536,009.40x = 368,675,420,821,538,624
  5. Step 5: Solve for x
    x = 368,675,420,821,538,624/652,536,009.40
  6. Step 6: Final answer
    x = 564,988,622.10

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