Finding the Third Proportional to 38,585,009 and 84,942,355
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Solution
The third proportional to 38,585,009 and 84,942,355 is: 186,994,997.80
Step by Step Solution
- Step 1: Write the proportion equation
38,585,009 : 84,942,355 = 84,942,355 : x - Step 2: Convert to fraction form
38,585,009/84,942,355 = 84,942,355/x - Step 3: Cross multiply
38,585,009x = 84,942,355 × 84,942,355 - Step 4: Simplify right side
38,585,009x = 7,215,203,672,946,025 - Step 5: Solve for x
x = 7,215,203,672,946,025/38,585,009 - Step 6: Final answer
x = 186,994,997.80
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Why These Related Problems?
These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.