Finding the Fourth Proportional to 45,524,891.70, 68,287,337.55 and 40,741,922.70
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Solution
The fourth proportional to 45,524,891.70, 68,287,337.55 and 40,741,922.70 is: 61,112,884.05
Step by Step Solution
- Step 1: Write the proportion equation
45,524,891.70 : 68,287,337.55 = 40,741,922.70 : x - Step 2: Convert to fraction form
45,524,891.70/68,287,337.55 = 40,741,922.70/x - Step 3: Cross multiply
45,524,891.70x = 68,287,337.55 × 40,741,922.70 - Step 4: Simplify right side
45,524,891.70x = 2,782,157,427,850,907.50 - Step 5: Solve for x
x = 2,782,157,427,850,907.50/45,524,891.70 - Step 6: Final answer
x = 61,112,884.05
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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.