Finding the Third Proportional to 201,397,315 and 310,992,687
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Solution
The third proportional to 201,397,315 and 310,992,687 is: 480,227,114.09
Step by Step Solution
- Step 1: Write the proportion equation
201,397,315 : 310,992,687 = 310,992,687 : x - Step 2: Convert to fraction form
201,397,315/310,992,687 = 310,992,687/x - Step 3: Cross multiply
201,397,315x = 310,992,687 × 310,992,687 - Step 4: Simplify right side
201,397,315x = 96,716,451,367,479,968 - Step 5: Solve for x
x = 96,716,451,367,479,968/201,397,315 - Step 6: Final answer
x = 480,227,114.09
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Why These Related Problems?
These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.