Finding the Third Proportional to 5,375,680,857 and 7,474,454,538.75
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Solution
The third proportional to 5,375,680,857 and 7,474,454,538.75 is: 10,392,631,582.49
Step by Step Solution
- Step 1: Write the proportion equation
5,375,680,857 : 7,474,454,538.75 = 7,474,454,538.75 : x - Step 2: Convert to fraction form
5,375,680,857/7,474,454,538.75 = 7,474,454,538.75/x - Step 3: Cross multiply
5,375,680,857x = 7,474,454,538.75 × 7,474,454,538.75 - Step 4: Simplify right side
5,375,680,857x = 55,867,470,651,840,479,232 - Step 5: Solve for x
x = 55,867,470,651,840,479,232/5,375,680,857 - Step 6: Final answer
x = 10,392,631,582.49
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.