Finding the Third Proportional to 177,687,072 and 396,207,003
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Solution
The third proportional to 177,687,072 and 396,207,003 is: 883,463,199.99
Step by Step Solution
- Step 1: Write the proportion equation
177,687,072 : 396,207,003 = 396,207,003 : x - Step 2: Convert to fraction form
177,687,072/396,207,003 = 396,207,003/x - Step 3: Cross multiply
177,687,072x = 396,207,003 × 396,207,003 - Step 4: Simplify right side
177,687,072x = 156,979,989,226,242,016 - Step 5: Solve for x
x = 156,979,989,226,242,016/177,687,072 - Step 6: Final answer
x = 883,463,199.99
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Why These Related Problems?
These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.