Finding the Fourth Proportional to 100,540,982.70, 150,811,474.05 and 62,277,230.70
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Solution
The fourth proportional to 100,540,982.70, 150,811,474.05 and 62,277,230.70 is: 93,415,846.05
Step by Step Solution
- Step 1: Write the proportion equation
100,540,982.70 : 150,811,474.05 = 62,277,230.70 : x - Step 2: Convert to fraction form
100,540,982.70/150,811,474.05 = 62,277,230.70/x - Step 3: Cross multiply
100,540,982.70x = 150,811,474.05 × 62,277,230.70 - Step 4: Simplify right side
100,540,982.70x = 9,392,120,961,618,914 - Step 5: Solve for x
x = 9,392,120,961,618,914/100,540,982.70 - Step 6: Final answer
x = 93,415,846.05
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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.