Finding the Fourth Proportional to 5,386,100,701,889.50, 7,432,727,099,743 and 2,916,891,517,993.20
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Solution
The fourth proportional to 5,386,100,701,889.50, 7,432,727,099,743 and 2,916,891,517,993.20 is: 4,025,260,542,416.67
Step by Step Solution
- Step 1: Write the proportion equation
5,386,100,701,889.50 : 7,432,727,099,743 = 2,916,891,517,993.20 : x - Step 2: Convert to fraction form
5,386,100,701,889.50/7,432,727,099,743 = 2,916,891,517,993.20/x - Step 3: Cross multiply
5,386,100,701,889.50x = 7,432,727,099,743 × 2,916,891,517,993.20 - Step 4: Simplify right side
5,386,100,701,889.50x = 21,680,458,632,798,555,468,726,272 - Step 5: Solve for x
x = 21,680,458,632,798,555,468,726,272/5,386,100,701,889.50 - Step 6: Final answer
x = 4,025,260,542,416.67
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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.