Finding the Fourth Proportional to 4,079,764,761.60, 6,121,158,796.80 and 1,627,861,324.80
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Solution
The fourth proportional to 4,079,764,761.60, 6,121,158,796.80 and 1,627,861,324.80 is: 2,442,395,150.34
Step by Step Solution
- Step 1: Write the proportion equation
4,079,764,761.60 : 6,121,158,796.80 = 1,627,861,324.80 : x - Step 2: Convert to fraction form
4,079,764,761.60/6,121,158,796.80 = 1,627,861,324.80/x - Step 3: Cross multiply
4,079,764,761.60x = 6,121,158,796.80 × 1,627,861,324.80 - Step 4: Simplify right side
4,079,764,761.60x = 9,964,397,668,270,022,656 - Step 5: Solve for x
x = 9,964,397,668,270,022,656/4,079,764,761.60 - Step 6: Final answer
x = 2,442,395,150.34
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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.