Finding the Fourth Proportional to 4,911,397,244.42, 7,364,405,446.56 and 2,418,776,864.92
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Solution
The fourth proportional to 4,911,397,244.42, 7,364,405,446.56 and 2,418,776,864.92 is: 3,626,840,312.75
Step by Step Solution
- Step 1: Write the proportion equation
4,911,397,244.42 : 7,364,405,446.56 = 2,418,776,864.92 : x - Step 2: Convert to fraction form
4,911,397,244.42/7,364,405,446.56 = 2,418,776,864.92/x - Step 3: Cross multiply
4,911,397,244.42x = 7,364,405,446.56 × 2,418,776,864.92 - Step 4: Simplify right side
4,911,397,244.42x = 17,812,853,517,993,349,120 - Step 5: Solve for x
x = 17,812,853,517,993,349,120/4,911,397,244.42 - Step 6: Final answer
x = 3,626,840,312.75
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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.