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Finding the Fourth Proportional to 606,469,672.20, 910,301,705.10 and 300,107,713.80

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Solution

The fourth proportional to 606,469,672.20, 910,301,705.10 and 300,107,713.80 is: 450,457,089.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,469,672.20 : 910,301,705.10 = 300,107,713.80 : x
  2. Step 2: Convert to fraction form
    606,469,672.20/910,301,705.10 = 300,107,713.80/x
  3. Step 3: Cross multiply
    606,469,672.20x = 910,301,705.10 × 300,107,713.80
  4. Step 4: Simplify right side
    606,469,672.20x = 273,188,563,585,802,816
  5. Step 5: Solve for x
    x = 273,188,563,585,802,816/606,469,672.20
  6. Step 6: Final answer
    x = 450,457,089.79

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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.