Finding the Third Proportional to 97,842,517 and 209,690,881
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Solution
The third proportional to 97,842,517 and 209,690,881 is: 449,398,348.72
Step by Step Solution
- Step 1: Write the proportion equation
97,842,517 : 209,690,881 = 209,690,881 : x - Step 2: Convert to fraction form
97,842,517/209,690,881 = 209,690,881/x - Step 3: Cross multiply
97,842,517x = 209,690,881 × 209,690,881 - Step 4: Simplify right side
97,842,517x = 43,970,265,574,556,160 - Step 5: Solve for x
x = 43,970,265,574,556,160/97,842,517 - Step 6: Final answer
x = 449,398,348.72
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.