Finding the Fourth Proportional to 223,366,821.80, 335,050,232.70 and 165,971,193.80
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Solution
The fourth proportional to 223,366,821.80, 335,050,232.70 and 165,971,193.80 is: 248,956,790.70
Step by Step Solution
- Step 1: Write the proportion equation
223,366,821.80 : 335,050,232.70 = 165,971,193.80 : x - Step 2: Convert to fraction form
223,366,821.80/335,050,232.70 = 165,971,193.80/x - Step 3: Cross multiply
223,366,821.80x = 335,050,232.70 × 165,971,193.80 - Step 4: Simplify right side
223,366,821.80x = 55,608,687,104,186,800 - Step 5: Solve for x
x = 55,608,687,104,186,800/223,366,821.80 - Step 6: Final answer
x = 248,956,790.70
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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.