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Finding the Third Proportional to 142,978,041 and 214,274,970

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Solution

The third proportional to 142,978,041 and 214,274,970 is: 321,124,575.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,978,041 : 214,274,970 = 214,274,970 : x
  2. Step 2: Convert to fraction form
    142,978,041/214,274,970 = 214,274,970/x
  3. Step 3: Cross multiply
    142,978,041x = 214,274,970 × 214,274,970
  4. Step 4: Simplify right side
    142,978,041x = 45,913,762,768,500,896
  5. Step 5: Solve for x
    x = 45,913,762,768,500,896/142,978,041
  6. Step 6: Final answer
    x = 321,124,575.83

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