Finding the Fourth Proportional to 2,651,611,874,376, 3,659,217,504,105.20 and 1,479,699,278,201.70
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Solution
The fourth proportional to 2,651,611,874,376, 3,659,217,504,105.20 and 1,479,699,278,201.70 is: 2,041,981,163,205.38
Step by Step Solution
- Step 1: Write the proportion equation
2,651,611,874,376 : 3,659,217,504,105.20 = 1,479,699,278,201.70 : x - Step 2: Convert to fraction form
2,651,611,874,376/3,659,217,504,105.20 = 1,479,699,278,201.70/x - Step 3: Cross multiply
2,651,611,874,376x = 3,659,217,504,105.20 × 1,479,699,278,201.70 - Step 4: Simplify right side
2,651,611,874,376x = 5,414,541,499,607,490,492,366,848 - Step 5: Solve for x
x = 5,414,541,499,607,490,492,366,848/2,651,611,874,376 - Step 6: Final answer
x = 2,041,981,163,205.38
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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.