Finding the Fourth Proportional to 397,022,263.09, 594,988,578.61 and 251,194,770.68
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Solution
The fourth proportional to 397,022,263.09, 594,988,578.61 and 251,194,770.68 is: 376,447,452.58
Step by Step Solution
- Step 1: Write the proportion equation
397,022,263.09 : 594,988,578.61 = 251,194,770.68 : x - Step 2: Convert to fraction form
397,022,263.09/594,988,578.61 = 251,194,770.68/x - Step 3: Cross multiply
397,022,263.09x = 594,988,578.61 × 251,194,770.68 - Step 4: Simplify right side
397,022,263.09x = 149,458,019,557,555,168 - Step 5: Solve for x
x = 149,458,019,557,555,168/397,022,263.09 - Step 6: Final answer
x = 376,447,452.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.