Finding the Third Proportional to 206,947,277 and 450,636,153
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Solution
The third proportional to 206,947,277 and 450,636,153 is: 981,278,639.34
Step by Step Solution
- Step 1: Write the proportion equation
206,947,277 : 450,636,153 = 450,636,153 : x - Step 2: Convert to fraction form
206,947,277/450,636,153 = 450,636,153/x - Step 3: Cross multiply
206,947,277x = 450,636,153 × 450,636,153 - Step 4: Simplify right side
206,947,277x = 203,072,942,390,639,424 - Step 5: Solve for x
x = 203,072,942,390,639,424/206,947,277 - Step 6: Final answer
x = 981,278,639.34
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.