Finding the Third Proportional to 397,398,894,453 and 866,722,806,537.75
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Solution
The third proportional to 397,398,894,453 and 866,722,806,537.75 is: 1,890,313,319,584.53
Step by Step Solution
- Step 1: Write the proportion equation
397,398,894,453 : 866,722,806,537.75 = 866,722,806,537.75 : x - Step 2: Convert to fraction form
397,398,894,453/866,722,806,537.75 = 866,722,806,537.75/x - Step 3: Cross multiply
397,398,894,453x = 866,722,806,537.75 × 866,722,806,537.75 - Step 4: Simplify right side
397,398,894,453x = 751,208,423,372,673,966,407,680 - Step 5: Solve for x
x = 751,208,423,372,673,966,407,680/397,398,894,453 - Step 6: Final answer
x = 1,890,313,319,584.53
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.