Finding the Fourth Proportional to 4,911,397,243.17, 7,364,405,444.69 and 2,418,776,863.66
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Solution
The fourth proportional to 4,911,397,243.17, 7,364,405,444.69 and 2,418,776,863.66 is: 3,626,840,310.87
Step by Step Solution
- Step 1: Write the proportion equation
4,911,397,243.17 : 7,364,405,444.69 = 2,418,776,863.66 : x - Step 2: Convert to fraction form
4,911,397,243.17/7,364,405,444.69 = 2,418,776,863.66/x - Step 3: Cross multiply
4,911,397,243.17x = 7,364,405,444.69 × 2,418,776,863.66 - Step 4: Simplify right side
4,911,397,243.17x = 17,812,853,504,229,982,208 - Step 5: Solve for x
x = 17,812,853,504,229,982,208/4,911,397,243.17 - Step 6: Final answer
x = 3,626,840,310.87
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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.