Finding the Third Proportional to 126,956,957 and 178,783,371
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Solution
The third proportional to 126,956,957 and 178,783,371 is: 251,766,382.10
Step by Step Solution
- Step 1: Write the proportion equation
126,956,957 : 178,783,371 = 178,783,371 : x - Step 2: Convert to fraction form
126,956,957/178,783,371 = 178,783,371/x - Step 3: Cross multiply
126,956,957x = 178,783,371 × 178,783,371 - Step 4: Simplify right side
126,956,957x = 31,963,493,746,123,640 - Step 5: Solve for x
x = 31,963,493,746,123,640/126,956,957 - Step 6: Final answer
x = 251,766,382.10
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.