Finding the Third Proportional to 202,581,934 and 435,876,730
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Solution
The third proportional to 202,581,934 and 435,876,730 is: 937,835,472.32
Step by Step Solution
- Step 1: Write the proportion equation
202,581,934 : 435,876,730 = 435,876,730 : x - Step 2: Convert to fraction form
202,581,934/435,876,730 = 435,876,730/x - Step 3: Cross multiply
202,581,934x = 435,876,730 × 435,876,730 - Step 4: Simplify right side
202,581,934x = 189,988,523,755,492,896 - Step 5: Solve for x
x = 189,988,523,755,492,896/202,581,934 - Step 6: Final answer
x = 937,835,472.32
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.