Finding the Fourth Proportional to 852,473,028.49, 1,278,755,381.05 and 270,252,674.84
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Solution
The fourth proportional to 852,473,028.49, 1,278,755,381.05 and 270,252,674.84 is: 405,393,544.02
Step by Step Solution
- Step 1: Write the proportion equation
852,473,028.49 : 1,278,755,381.05 = 270,252,674.84 : x - Step 2: Convert to fraction form
852,473,028.49/1,278,755,381.05 = 270,252,674.84/x - Step 3: Cross multiply
852,473,028.49x = 1,278,755,381.05 × 270,252,674.84 - Step 4: Simplify right side
852,473,028.49x = 345,587,062,197,327,168 - Step 5: Solve for x
x = 345,587,062,197,327,168/852,473,028.49 - Step 6: Final answer
x = 405,393,544.02
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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.