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Finding the Fourth Proportional to 436,746,978,003.45, 655,120,467,005.18 and 436,746,978,003.45

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Solution

The fourth proportional to 436,746,978,003.45, 655,120,467,005.18 and 436,746,978,003.45 is: 655,120,467,005.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,746,978,003.45 : 655,120,467,005.18 = 436,746,978,003.45 : x
  2. Step 2: Convert to fraction form
    436,746,978,003.45/655,120,467,005.18 = 436,746,978,003.45/x
  3. Step 3: Cross multiply
    436,746,978,003.45x = 655,120,467,005.18 × 436,746,978,003.45
  4. Step 4: Simplify right side
    436,746,978,003.45x = 286,121,884,192,721,281,744,896
  5. Step 5: Solve for x
    x = 286,121,884,192,721,281,744,896/436,746,978,003.45
  6. Step 6: Final answer
    x = 655,120,467,005.18

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