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Finding the Fourth Proportional to 56,167,987.70, 78,741,351.10 and 56,167,987.70

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Solution

The fourth proportional to 56,167,987.70, 78,741,351.10 and 56,167,987.70 is: 78,741,351.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167,987.70 : 78,741,351.10 = 56,167,987.70 : x
  2. Step 2: Convert to fraction form
    56,167,987.70/78,741,351.10 = 56,167,987.70/x
  3. Step 3: Cross multiply
    56,167,987.70x = 78,741,351.10 × 56,167,987.70
  4. Step 4: Simplify right side
    56,167,987.70x = 4,422,743,240,066,181.50
  5. Step 5: Solve for x
    x = 4,422,743,240,066,181.50/56,167,987.70
  6. Step 6: Final answer
    x = 78,741,351.10

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