Finding the Fourth Proportional to 122,335,753.70, 183,503,630.55 and 41,556,721.70
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Solution
The fourth proportional to 122,335,753.70, 183,503,630.55 and 41,556,721.70 is: 62,335,082.55
Step by Step Solution
- Step 1: Write the proportion equation
122,335,753.70 : 183,503,630.55 = 41,556,721.70 : x - Step 2: Convert to fraction form
122,335,753.70/183,503,630.55 = 41,556,721.70/x - Step 3: Cross multiply
122,335,753.70x = 183,503,630.55 × 41,556,721.70 - Step 4: Simplify right side
122,335,753.70x = 7,625,809,305,705,969 - Step 5: Solve for x
x = 7,625,809,305,705,969/122,335,753.70 - Step 6: Final answer
x = 62,335,082.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.