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Finding the Fourth Proportional to 446,677,352.49, 669,991,781.67 and 135,760,727.34

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Solution

The fourth proportional to 446,677,352.49, 669,991,781.67 and 135,760,727.34 is: 203,633,721.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,677,352.49 : 669,991,781.67 = 135,760,727.34 : x
  2. Step 2: Convert to fraction form
    446,677,352.49/669,991,781.67 = 135,760,727.34/x
  3. Step 3: Cross multiply
    446,677,352.49x = 669,991,781.67 × 135,760,727.34
  4. Step 4: Simplify right side
    446,677,352.49x = 90,958,571,591,341,680
  5. Step 5: Solve for x
    x = 90,958,571,591,341,680/446,677,352.49
  6. Step 6: Final answer
    x = 203,633,721.49

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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.