Finding the Fourth Proportional to 231,229,125.87, 346,882,566.86 and 114,650,235.21
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Solution
The fourth proportional to 231,229,125.87, 346,882,566.86 and 114,650,235.21 is: 171,994,629.70
Step by Step Solution
- Step 1: Write the proportion equation
231,229,125.87 : 346,882,566.86 = 114,650,235.21 : x - Step 2: Convert to fraction form
231,229,125.87/346,882,566.86 = 114,650,235.21/x - Step 3: Cross multiply
231,229,125.87x = 346,882,566.86 × 114,650,235.21 - Step 4: Simplify right side
231,229,125.87x = 39,770,167,879,952,096 - Step 5: Solve for x
x = 39,770,167,879,952,096/231,229,125.87 - Step 6: Final answer
x = 171,994,629.70
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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.