Finding the Fourth Proportional to 88,431,450.84, 122,030,422.23 and 48,738,861.29
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Solution
The fourth proportional to 88,431,450.84, 122,030,422.23 and 48,738,861.29 is: 67,256,883.91
Step by Step Solution
- Step 1: Write the proportion equation
88,431,450.84 : 122,030,422.23 = 48,738,861.29 : x - Step 2: Convert to fraction form
88,431,450.84/122,030,422.23 = 48,738,861.29/x - Step 3: Cross multiply
88,431,450.84x = 122,030,422.23 × 48,738,861.29 - Step 4: Simplify right side
88,431,450.84x = 5,947,623,822,715,949 - Step 5: Solve for x
x = 5,947,623,822,715,949/88,431,450.84 - Step 6: Final answer
x = 67,256,883.91
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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.