Finding the Fourth Proportional to 263,229,524.12, 363,635,125.98 and 210,236,656.28
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Solution
The fourth proportional to 263,229,524.12, 363,635,125.98 and 210,236,656.28 is: 290,428,793.08
Step by Step Solution
- Step 1: Write the proportion equation
263,229,524.12 : 363,635,125.98 = 210,236,656.28 : x - Step 2: Convert to fraction form
263,229,524.12/363,635,125.98 = 210,236,656.28/x - Step 3: Cross multiply
263,229,524.12x = 363,635,125.98 × 210,236,656.28 - Step 4: Simplify right side
263,229,524.12x = 76,449,432,991,991,760 - Step 5: Solve for x
x = 76,449,432,991,991,760/263,229,524.12 - Step 6: Final answer
x = 290,428,793.08
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.