Finding the Fourth Proportional to 3,449,939,854.58, 4,761,253,120.42 and 2,040,697,825.84
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Solution
The fourth proportional to 3,449,939,854.58, 4,761,253,120.42 and 2,040,697,825.84 is: 2,816,361,820.98
Step by Step Solution
- Step 1: Write the proportion equation
3,449,939,854.58 : 4,761,253,120.42 = 2,040,697,825.84 : x - Step 2: Convert to fraction form
3,449,939,854.58/4,761,253,120.42 = 2,040,697,825.84/x - Step 3: Cross multiply
3,449,939,854.58x = 4,761,253,120.42 × 2,040,697,825.84 - Step 4: Simplify right side
3,449,939,854.58x = 9,716,278,891,115,010,048 - Step 5: Solve for x
x = 9,716,278,891,115,010,048/3,449,939,854.58 - Step 6: Final answer
x = 2,816,361,820.98
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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.