Finding the Fourth Proportional to 183,204,042.30, 274,806,063.45 and 128,678,195.70
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Solution
The fourth proportional to 183,204,042.30, 274,806,063.45 and 128,678,195.70 is: 193,017,293.55
Step by Step Solution
- Step 1: Write the proportion equation
183,204,042.30 : 274,806,063.45 = 128,678,195.70 : x - Step 2: Convert to fraction form
183,204,042.30/274,806,063.45 = 128,678,195.70/x - Step 3: Cross multiply
183,204,042.30x = 274,806,063.45 × 128,678,195.70 - Step 4: Simplify right side
183,204,042.30x = 35,361,548,412,165,716 - Step 5: Solve for x
x = 35,361,548,412,165,716/183,204,042.30 - Step 6: Final answer
x = 193,017,293.55
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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.