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Finding the Fourth Proportional to 7,978,177,029.60, 11,967,265,544.40 and 7,978,177,029.60

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Solution

The fourth proportional to 7,978,177,029.60, 11,967,265,544.40 and 7,978,177,029.60 is: 11,967,265,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,978,177,029.60 : 11,967,265,544.40 = 7,978,177,029.60 : x
  2. Step 2: Convert to fraction form
    7,978,177,029.60/11,967,265,544.40 = 7,978,177,029.60/x
  3. Step 3: Cross multiply
    7,978,177,029.60x = 11,967,265,544.40 × 7,978,177,029.60
  4. Step 4: Simplify right side
    7,978,177,029.60x = 95,476,963,073,455,620,096
  5. Step 5: Solve for x
    x = 95,476,963,073,455,620,096/7,978,177,029.60
  6. Step 6: Final answer
    x = 11,967,265,544.40

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1.5x scale

Why These Related Problems?

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