Finding the Fourth Proportional to 5,863,761,674.20, 8,091,933,621.99 and 3,187,382,615.23
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Solution
The fourth proportional to 5,863,761,674.20, 8,091,933,621.99 and 3,187,382,615.23 is: 4,398,556,759.87
Step by Step Solution
- Step 1: Write the proportion equation
5,863,761,674.20 : 8,091,933,621.99 = 3,187,382,615.23 : x - Step 2: Convert to fraction form
5,863,761,674.20/8,091,933,621.99 = 3,187,382,615.23/x - Step 3: Cross multiply
5,863,761,674.20x = 8,091,933,621.99 × 3,187,382,615.23 - Step 4: Simplify right side
5,863,761,674.20x = 25,792,088,550,326,050,816 - Step 5: Solve for x
x = 25,792,088,550,326,050,816/5,863,761,674.20 - Step 6: Final answer
x = 4,398,556,759.87
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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.