Finding the Fourth Proportional to 53,633,645.09, 80,451,205.68 and 15,295,163.30
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Solution
The fourth proportional to 53,633,645.09, 80,451,205.68 and 15,295,163.30 is: 22,942,955.42
Step by Step Solution
- Step 1: Write the proportion equation
53,633,645.09 : 80,451,205.68 = 15,295,163.30 : x - Step 2: Convert to fraction form
53,633,645.09/80,451,205.68 = 15,295,163.30/x - Step 3: Cross multiply
53,633,645.09x = 80,451,205.68 × 15,295,163.30 - Step 4: Simplify right side
53,633,645.09x = 1,230,514,328,557,487.75 - Step 5: Solve for x
x = 1,230,514,328,557,487.75/53,633,645.09 - Step 6: Final answer
x = 22,942,955.42
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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.