Finding the Third Proportional to 201,397,984 and 310,993,715
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Solution
The third proportional to 201,397,984 and 310,993,715 is: 480,228,693.70
Step by Step Solution
- Step 1: Write the proportion equation
201,397,984 : 310,993,715 = 310,993,715 : x - Step 2: Convert to fraction form
201,397,984/310,993,715 = 310,993,715/x - Step 3: Cross multiply
201,397,984x = 310,993,715 × 310,993,715 - Step 4: Simplify right side
201,397,984x = 96,717,090,769,501,232 - Step 5: Solve for x
x = 96,717,090,769,501,232/201,397,984 - Step 6: Final answer
x = 480,228,693.70
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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.