Finding the Fourth Proportional to 192,086,375.35, 288,039,859.57 and 69,248,514.55
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Solution
The fourth proportional to 192,086,375.35, 288,039,859.57 and 69,248,514.55 is: 103,840,433.09
Step by Step Solution
- Step 1: Write the proportion equation
192,086,375.35 : 288,039,859.57 = 69,248,514.55 : x - Step 2: Convert to fraction form
192,086,375.35/288,039,859.57 = 69,248,514.55/x - Step 3: Cross multiply
192,086,375.35x = 288,039,859.57 × 69,248,514.55 - Step 4: Simplify right side
192,086,375.35x = 19,946,332,406,413,100 - Step 5: Solve for x
x = 19,946,332,406,413,100/192,086,375.35 - Step 6: Final answer
x = 103,840,433.09
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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.