Finding the Third Proportional to 121,226,774 and 265,923,676
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Solution
The third proportional to 121,226,774 and 265,923,676 is: 583,331,545.70
Step by Step Solution
- Step 1: Write the proportion equation
121,226,774 : 265,923,676 = 265,923,676 : x - Step 2: Convert to fraction form
121,226,774/265,923,676 = 265,923,676/x - Step 3: Cross multiply
121,226,774x = 265,923,676 × 265,923,676 - Step 4: Simplify right side
121,226,774x = 70,715,401,457,352,976 - Step 5: Solve for x
x = 70,715,401,457,352,976/121,226,774 - Step 6: Final answer
x = 583,331,545.70
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.