Finding the Third Proportional to 136,930,551 and 212,102,151
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Solution
The third proportional to 136,930,551 and 212,102,151 is: 328,541,162.88
Step by Step Solution
- Step 1: Write the proportion equation
136,930,551 : 212,102,151 = 212,102,151 : x - Step 2: Convert to fraction form
136,930,551/212,102,151 = 212,102,151/x - Step 3: Cross multiply
136,930,551x = 212,102,151 × 212,102,151 - Step 4: Simplify right side
136,930,551x = 44,987,322,458,826,800 - Step 5: Solve for x
x = 44,987,322,458,826,800/136,930,551 - Step 6: Final answer
x = 328,541,162.88
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.