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Finding the Fourth Proportional to 300,927,951.90, 451,389,953.61 and 82,561,213.98

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Solution

The fourth proportional to 300,927,951.90, 451,389,953.61 and 82,561,213.98 is: 123,841,279.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,927,951.90 : 451,389,953.61 = 82,561,213.98 : x
  2. Step 2: Convert to fraction form
    300,927,951.90/451,389,953.61 = 82,561,213.98/x
  3. Step 3: Cross multiply
    300,927,951.90x = 451,389,953.61 × 82,561,213.98
  4. Step 4: Simplify right side
    300,927,951.90x = 37,267,302,548,417,488
  5. Step 5: Solve for x
    x = 37,267,302,548,417,488/300,927,951.90
  6. Step 6: Final answer
    x = 123,841,279.33

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