Finding the Fourth Proportional to 3,647,524,685.49, 5,471,729,763.44 and 1,027,328,789.07
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Solution
The fourth proportional to 3,647,524,685.49, 5,471,729,763.44 and 1,027,328,789.07 is: 1,541,117,880.39
Step by Step Solution
- Step 1: Write the proportion equation
3,647,524,685.49 : 5,471,729,763.44 = 1,027,328,789.07 : x - Step 2: Convert to fraction form
3,647,524,685.49/5,471,729,763.44 = 1,027,328,789.07/x - Step 3: Cross multiply
3,647,524,685.49x = 5,471,729,763.44 × 1,027,328,789.07 - Step 4: Simplify right side
3,647,524,685.49x = 5,621,265,511,987,956,736 - Step 5: Solve for x
x = 5,621,265,511,987,956,736/3,647,524,685.49 - Step 6: Final answer
x = 1,541,117,880.39
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1.5x scale
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.