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Finding the Fourth Proportional to 414,073,699.80, 620,583,045.30 and 220,078,051.80

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Solution

The fourth proportional to 414,073,699.80, 620,583,045.30 and 220,078,051.80 is: 329,836,711.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,073,699.80 : 620,583,045.30 = 220,078,051.80 : x
  2. Step 2: Convert to fraction form
    414,073,699.80/620,583,045.30 = 220,078,051.80/x
  3. Step 3: Cross multiply
    414,073,699.80x = 620,583,045.30 × 220,078,051.80
  4. Step 4: Simplify right side
    414,073,699.80x = 136,576,707,589,735,136
  5. Step 5: Solve for x
    x = 136,576,707,589,735,136/414,073,699.80
  6. Step 6: Final answer
    x = 329,836,711.81

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Why These Related Problems?

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