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Finding the Fourth Proportional to 244,653,069.60, 366,979,604.40 and 135,813,952.80

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Solution

The fourth proportional to 244,653,069.60, 366,979,604.40 and 135,813,952.80 is: 203,720,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,653,069.60 : 366,979,604.40 = 135,813,952.80 : x
  2. Step 2: Convert to fraction form
    244,653,069.60/366,979,604.40 = 135,813,952.80/x
  3. Step 3: Cross multiply
    244,653,069.60x = 366,979,604.40 × 135,813,952.80
  4. Step 4: Simplify right side
    244,653,069.60x = 49,840,950,670,544,272
  5. Step 5: Solve for x
    x = 49,840,950,670,544,272/244,653,069.60
  6. Step 6: Final answer
    x = 203,720,929.20

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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.