Finding the Third Proportional to 203,690,512 and 416,793,878
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Solution
The third proportional to 203,690,512 and 416,793,878 is: 852,848,446.56
Step by Step Solution
- Step 1: Write the proportion equation
203,690,512 : 416,793,878 = 416,793,878 : x - Step 2: Convert to fraction form
203,690,512/416,793,878 = 416,793,878/x - Step 3: Cross multiply
203,690,512x = 416,793,878 × 416,793,878 - Step 4: Simplify right side
203,690,512x = 173,717,136,738,278,880 - Step 5: Solve for x
x = 173,717,136,738,278,880/203,690,512 - Step 6: Final answer
x = 852,848,446.56
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.