Finding the Fourth Proportional to 3,663,741,290.42, 5,043,198,511.97 and 3,193,033,367.90
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Solution
The fourth proportional to 3,663,741,290.42, 5,043,198,511.97 and 3,193,033,367.90 is: 4,395,261,524.54
Step by Step Solution
- Step 1: Write the proportion equation
3,663,741,290.42 : 5,043,198,511.97 = 3,193,033,367.90 : x - Step 2: Convert to fraction form
3,663,741,290.42/5,043,198,511.97 = 3,193,033,367.90/x - Step 3: Cross multiply
3,663,741,290.42x = 5,043,198,511.97 × 3,193,033,367.90 - Step 4: Simplify right side
3,663,741,290.42x = 16,103,101,129,663,838,208 - Step 5: Solve for x
x = 16,103,101,129,663,838,208/3,663,741,290.42 - Step 6: Final answer
x = 4,395,261,524.54
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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.