Finding the Fourth Proportional to 68,370,571,883.56, 94,351,943,183.76 and 37,887,264,678
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Solution
The fourth proportional to 68,370,571,883.56, 94,351,943,183.76 and 37,887,264,678 is: 52,284,732,243.79
Step by Step Solution
- Step 1: Write the proportion equation
68,370,571,883.56 : 94,351,943,183.76 = 37,887,264,678 : x - Step 2: Convert to fraction form
68,370,571,883.56/94,351,943,183.76 = 37,887,264,678/x - Step 3: Cross multiply
68,370,571,883.56x = 94,351,943,183.76 × 37,887,264,678 - Step 4: Simplify right side
68,370,571,883.56x = 3,574,737,044,286,732,763,136 - Step 5: Solve for x
x = 3,574,737,044,286,732,763,136/68,370,571,883.56 - Step 6: Final answer
x = 52,284,732,243.79
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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.