Finding the Fourth Proportional to 379,278,493,557.97, 568,690,543,544.42 and 120,717,560,855.82
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Solution
The fourth proportional to 379,278,493,557.97, 568,690,543,544.42 and 120,717,560,855.82 is: 181,004,028,608.23
Step by Step Solution
- Step 1: Write the proportion equation
379,278,493,557.97 : 568,690,543,544.42 = 120,717,560,855.82 : x - Step 2: Convert to fraction form
379,278,493,557.97/568,690,543,544.42 = 120,717,560,855.82/x - Step 3: Cross multiply
379,278,493,557.97x = 568,690,543,544.42 × 120,717,560,855.82 - Step 4: Simplify right side
379,278,493,557.97x = 68,650,935,298,452,883,505,152 - Step 5: Solve for x
x = 68,650,935,298,452,883,505,152/379,278,493,557.97 - Step 6: Final answer
x = 181,004,028,608.23
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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.