Finding the Third Proportional to 128,334,458 and 277,123,204
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Solution
The third proportional to 128,334,458 and 277,123,204 is: 598,415,042.94
Step by Step Solution
- Step 1: Write the proportion equation
128,334,458 : 277,123,204 = 277,123,204 : x - Step 2: Convert to fraction form
128,334,458/277,123,204 = 277,123,204/x - Step 3: Cross multiply
128,334,458x = 277,123,204 × 277,123,204 - Step 4: Simplify right side
128,334,458x = 76,797,270,195,225,616 - Step 5: Solve for x
x = 76,797,270,195,225,616/128,334,458 - Step 6: Final answer
x = 598,415,042.94
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.