Finding the Third Proportional to 38,135,284 and 81,259,676
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Solution
The third proportional to 38,135,284 and 81,259,676 is: 173,150,275.83
Step by Step Solution
- Step 1: Write the proportion equation
38,135,284 : 81,259,676 = 81,259,676 : x - Step 2: Convert to fraction form
38,135,284/81,259,676 = 81,259,676/x - Step 3: Cross multiply
38,135,284x = 81,259,676 × 81,259,676 - Step 4: Simplify right side
38,135,284x = 6,603,134,943,624,976 - Step 5: Solve for x
x = 6,603,134,943,624,976/38,135,284 - Step 6: Final answer
x = 173,150,275.83
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.