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Finding the Fourth Proportional to 22,145,425.30, 33,218,137.95 and 22,145,425.30

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Solution

The fourth proportional to 22,145,425.30, 33,218,137.95 and 22,145,425.30 is: 33,218,137.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,425.30 : 33,218,137.95 = 22,145,425.30 : x
  2. Step 2: Convert to fraction form
    22,145,425.30/33,218,137.95 = 22,145,425.30/x
  3. Step 3: Cross multiply
    22,145,425.30x = 33,218,137.95 × 22,145,425.30
  4. Step 4: Simplify right side
    22,145,425.30x = 735,629,792,576,820.12
  5. Step 5: Solve for x
    x = 735,629,792,576,820.12/22,145,425.30
  6. Step 6: Final answer
    x = 33,218,137.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.