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Finding the Fourth Proportional to 201,408,033.80, 302,236,466.70 and 80,226,849.80

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Solution

The fourth proportional to 201,408,033.80, 302,236,466.70 and 80,226,849.80 is: 120,389,833.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,408,033.80 : 302,236,466.70 = 80,226,849.80 : x
  2. Step 2: Convert to fraction form
    201,408,033.80/302,236,466.70 = 80,226,849.80/x
  3. Step 3: Cross multiply
    201,408,033.80x = 302,236,466.70 × 80,226,849.80
  4. Step 4: Simplify right side
    201,408,033.80x = 24,247,479,618,023,600
  5. Step 5: Solve for x
    x = 24,247,479,618,023,600/201,408,033.80
  6. Step 6: Final answer
    x = 120,389,833.32

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