Finding the Third Proportional to 381,995,164 and 818,446,412
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Solution
The third proportional to 381,995,164 and 818,446,412 is: 1,753,568,087.88
Step by Step Solution
- Step 1: Write the proportion equation
381,995,164 : 818,446,412 = 818,446,412 : x - Step 2: Convert to fraction form
381,995,164/818,446,412 = 818,446,412/x - Step 3: Cross multiply
381,995,164x = 818,446,412 × 818,446,412 - Step 4: Simplify right side
381,995,164x = 669,854,529,315,673,728 - Step 5: Solve for x
x = 669,854,529,315,673,728/381,995,164 - Step 6: Final answer
x = 1,753,568,087.88
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.