Finding the Fourth Proportional to 87,684,715.88, 131,556,283.92 and 29,398,161.44
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Solution
The fourth proportional to 87,684,715.88, 131,556,283.92 and 29,398,161.44 is: 44,107,035.47
Step by Step Solution
- Step 1: Write the proportion equation
87,684,715.88 : 131,556,283.92 = 29,398,161.44 : x - Step 2: Convert to fraction form
87,684,715.88/131,556,283.92 = 29,398,161.44/x - Step 3: Cross multiply
87,684,715.88x = 131,556,283.92 × 29,398,161.44 - Step 4: Simplify right side
87,684,715.88x = 3,867,512,873,126,636.50 - Step 5: Solve for x
x = 3,867,512,873,126,636.50/87,684,715.88 - Step 6: Final answer
x = 44,107,035.47
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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.