Finding the Fourth Proportional to 151,722,060.24, 209,377,102.46 and 82,107,446.97
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Solution
The fourth proportional to 151,722,060.24, 209,377,102.46 and 82,107,446.97 is: 113,308,633.62
Step by Step Solution
- Step 1: Write the proportion equation
151,722,060.24 : 209,377,102.46 = 82,107,446.97 : x - Step 2: Convert to fraction form
151,722,060.24/209,377,102.46 = 82,107,446.97/x - Step 3: Cross multiply
151,722,060.24x = 209,377,102.46 × 82,107,446.97 - Step 4: Simplify right side
151,722,060.24x = 17,191,419,336,556,170 - Step 5: Solve for x
x = 17,191,419,336,556,170/151,722,060.24 - Step 6: Final answer
x = 113,308,633.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.