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Finding the Fourth Proportional to 299,646,052.70, 449,469,079.05 and 95,194,795.10

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Solution

The fourth proportional to 299,646,052.70, 449,469,079.05 and 95,194,795.10 is: 142,792,192.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,646,052.70 : 449,469,079.05 = 95,194,795.10 : x
  2. Step 2: Convert to fraction form
    299,646,052.70/449,469,079.05 = 95,194,795.10/x
  3. Step 3: Cross multiply
    299,646,052.70x = 449,469,079.05 × 95,194,795.10
  4. Step 4: Simplify right side
    299,646,052.70x = 42,787,116,883,950,448
  5. Step 5: Solve for x
    x = 42,787,116,883,950,448/299,646,052.70
  6. Step 6: Final answer
    x = 142,792,192.65

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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.