Finding the Fourth Proportional to 6,982,767,121.80, 10,474,150,682.70 and 6,982,767,121.80
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Solution
The fourth proportional to 6,982,767,121.80, 10,474,150,682.70 and 6,982,767,121.80 is: 10,474,150,682.70
Step by Step Solution
- Step 1: Write the proportion equation
6,982,767,121.80 : 10,474,150,682.70 = 6,982,767,121.80 : x - Step 2: Convert to fraction form
6,982,767,121.80/10,474,150,682.70 = 6,982,767,121.80/x - Step 3: Cross multiply
6,982,767,121.80x = 10,474,150,682.70 × 6,982,767,121.80 - Step 4: Simplify right side
6,982,767,121.80x = 73,138,555,015,936,589,824 - Step 5: Solve for x
x = 73,138,555,015,936,589,824/6,982,767,121.80 - Step 6: Final answer
x = 10,474,150,682.70
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1.5x scale
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.