Finding the Third Proportional to 103,843,720 and 221,586,352
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Solution
The third proportional to 103,843,720 and 221,586,352 is: 472,830,821.09
Step by Step Solution
- Step 1: Write the proportion equation
103,843,720 : 221,586,352 = 221,586,352 : x - Step 2: Convert to fraction form
103,843,720/221,586,352 = 221,586,352/x - Step 3: Cross multiply
103,843,720x = 221,586,352 × 221,586,352 - Step 4: Simplify right side
103,843,720x = 49,100,511,392,667,904 - Step 5: Solve for x
x = 49,100,511,392,667,904/103,843,720 - Step 6: Final answer
x = 472,830,821.09
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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.