Finding the Fourth Proportional to 181,288,204.20, 271,932,306.30 and 156,629,341.80
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Solution
The fourth proportional to 181,288,204.20, 271,932,306.30 and 156,629,341.80 is: 234,944,012.70
Step by Step Solution
- Step 1: Write the proportion equation
181,288,204.20 : 271,932,306.30 = 156,629,341.80 : x - Step 2: Convert to fraction form
181,288,204.20/271,932,306.30 = 156,629,341.80/x - Step 3: Cross multiply
181,288,204.20x = 271,932,306.30 × 156,629,341.80 - Step 4: Simplify right side
181,288,204.20x = 42,592,578,149,925,000 - Step 5: Solve for x
x = 42,592,578,149,925,000/181,288,204.20 - Step 6: Final answer
x = 234,944,012.70
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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.