Finding the Third Proportional to 199,609,515 and 436,847,823
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Solution
The third proportional to 199,609,515 and 436,847,823 is: 956,046,711.80
Step by Step Solution
- Step 1: Write the proportion equation
199,609,515 : 436,847,823 = 436,847,823 : x - Step 2: Convert to fraction form
199,609,515/436,847,823 = 436,847,823/x - Step 3: Cross multiply
199,609,515x = 436,847,823 × 436,847,823 - Step 4: Simplify right side
199,609,515x = 190,836,020,459,839,328 - Step 5: Solve for x
x = 190,836,020,459,839,328/199,609,515 - Step 6: Final answer
x = 956,046,711.80
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.