Finding the Third Proportional to 123,620,162 and 257,413,252
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Solution
The third proportional to 123,620,162 and 257,413,252 is: 536,009,508.75
Step by Step Solution
- Step 1: Write the proportion equation
123,620,162 : 257,413,252 = 257,413,252 : x - Step 2: Convert to fraction form
123,620,162/257,413,252 = 257,413,252/x - Step 3: Cross multiply
123,620,162x = 257,413,252 × 257,413,252 - Step 4: Simplify right side
123,620,162x = 66,261,582,305,215,504 - Step 5: Solve for x
x = 66,261,582,305,215,504/123,620,162 - Step 6: Final answer
x = 536,009,508.75
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.