Finding the Fourth Proportional to 3,787,239,611.85, 5,225,937,961.17 and 2,093,465,440.41
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Solution
The fourth proportional to 3,787,239,611.85, 5,225,937,961.17 and 2,093,465,440.41 is: 2,888,732,067.86
Step by Step Solution
- Step 1: Write the proportion equation
3,787,239,611.85 : 5,225,937,961.17 = 2,093,465,440.41 : x - Step 2: Convert to fraction form
3,787,239,611.85/5,225,937,961.17 = 2,093,465,440.41/x - Step 3: Cross multiply
3,787,239,611.85x = 5,225,937,961.17 × 2,093,465,440.41 - Step 4: Simplify right side
3,787,239,611.85x = 10,940,320,515,436,091,392 - Step 5: Solve for x
x = 10,940,320,515,436,091,392/3,787,239,611.85 - Step 6: Final answer
x = 2,888,732,067.86
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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.