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Finding the Fourth Proportional to 45,846,046.40, 68,769,069.60 and 45,846,046.40

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Solution

The fourth proportional to 45,846,046.40, 68,769,069.60 and 45,846,046.40 is: 68,769,069.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,846,046.40 : 68,769,069.60 = 45,846,046.40 : x
  2. Step 2: Convert to fraction form
    45,846,046.40/68,769,069.60 = 45,846,046.40/x
  3. Step 3: Cross multiply
    45,846,046.40x = 68,769,069.60 × 45,846,046.40
  4. Step 4: Simplify right side
    45,846,046.40x = 3,152,789,955,766,429
  5. Step 5: Solve for x
    x = 3,152,789,955,766,429/45,846,046.40
  6. Step 6: Final answer
    x = 68,769,069.60

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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.