Finding the Third Proportional to 202,215,022 and 435,578,388
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Solution
The third proportional to 202,215,022 and 435,578,388 is: 938,251,422.75
Step by Step Solution
- Step 1: Write the proportion equation
202,215,022 : 435,578,388 = 435,578,388 : x - Step 2: Convert to fraction form
202,215,022/435,578,388 = 435,578,388/x - Step 3: Cross multiply
202,215,022x = 435,578,388 × 435,578,388 - Step 4: Simplify right side
202,215,022x = 189,728,532,092,678,528 - Step 5: Solve for x
x = 189,728,532,092,678,528/202,215,022 - Step 6: Final answer
x = 938,251,422.75
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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.