Finding the Third Proportional to 202,215,014 and 435,578,372
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Solution
The third proportional to 202,215,014 and 435,578,372 is: 938,251,390.94
Step by Step Solution
- Step 1: Write the proportion equation
202,215,014 : 435,578,372 = 435,578,372 : x - Step 2: Convert to fraction form
202,215,014/435,578,372 = 435,578,372/x - Step 3: Cross multiply
202,215,014x = 435,578,372 × 435,578,372 - Step 4: Simplify right side
202,215,014x = 189,728,518,154,170,368 - Step 5: Solve for x
x = 189,728,518,154,170,368/202,215,014 - Step 6: Final answer
x = 938,251,390.94
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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.