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Finding the Third Proportional to 31,812,146 and 68,646,176

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Solution

The third proportional to 31,812,146 and 68,646,176 is: 148,128,877.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,812,146 : 68,646,176 = 68,646,176 : x
  2. Step 2: Convert to fraction form
    31,812,146/68,646,176 = 68,646,176/x
  3. Step 3: Cross multiply
    31,812,146x = 68,646,176 × 68,646,176
  4. Step 4: Simplify right side
    31,812,146x = 4,712,297,479,422,976
  5. Step 5: Solve for x
    x = 4,712,297,479,422,976/31,812,146
  6. Step 6: Final answer
    x = 148,128,877.55

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