Finding the Third Proportional to 216,753,904 and 330,212,423
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Solution
The third proportional to 216,753,904 and 330,212,423 is: 503,060,116.99
Step by Step Solution
- Step 1: Write the proportion equation
216,753,904 : 330,212,423 = 330,212,423 : x - Step 2: Convert to fraction form
216,753,904/330,212,423 = 330,212,423/x - Step 3: Cross multiply
216,753,904x = 330,212,423 × 330,212,423 - Step 4: Simplify right side
216,753,904x = 109,040,244,303,530,928 - Step 5: Solve for x
x = 109,040,244,303,530,928/216,753,904 - Step 6: Final answer
x = 503,060,116.99
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Why These Related Problems?
These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.