Finding the Fourth Proportional to 17,715,135,538.38, 26,572,728,882.18 and 7,234,351,958.05
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Solution
The fourth proportional to 17,715,135,538.38, 26,572,728,882.18 and 7,234,351,958.05 is: 10,851,538,381.01
Step by Step Solution
- Step 1: Write the proportion equation
17,715,135,538.38 : 26,572,728,882.18 = 7,234,351,958.05 : x - Step 2: Convert to fraction form
17,715,135,538.38/26,572,728,882.18 = 7,234,351,958.05/x - Step 3: Cross multiply
17,715,135,538.38x = 26,572,728,882.18 × 7,234,351,958.05 - Step 4: Simplify right side
17,715,135,538.38x = 192,236,473,219,530,686,464 - Step 5: Solve for x
x = 192,236,473,219,530,686,464/17,715,135,538.38 - Step 6: Final answer
x = 10,851,538,381.01
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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.