Finding the Fourth Proportional to 49,869,440,580.38, 68,819,865,104.49 and 27,006,755,759.42
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Solution
The fourth proportional to 49,869,440,580.38, 68,819,865,104.49 and 27,006,755,759.42 is: 37,269,343,041.41
Step by Step Solution
- Step 1: Write the proportion equation
49,869,440,580.38 : 68,819,865,104.49 = 27,006,755,759.42 : x - Step 2: Convert to fraction form
49,869,440,580.38/68,819,865,104.49 = 27,006,755,759.42/x - Step 3: Cross multiply
49,869,440,580.38x = 68,819,865,104.49 × 27,006,755,759.42 - Step 4: Simplify right side
49,869,440,580.38x = 1,858,601,288,273,192,812,544 - Step 5: Solve for x
x = 1,858,601,288,273,192,812,544/49,869,440,580.38 - Step 6: Final answer
x = 37,269,343,041.41
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.