Finding the Fourth Proportional to 4,079,765,045.85, 6,121,159,223.18 and 1,627,861,609.05
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Solution
The fourth proportional to 4,079,765,045.85, 6,121,159,223.18 and 1,627,861,609.05 is: 2,442,395,576.78
Step by Step Solution
- Step 1: Write the proportion equation
4,079,765,045.85 : 6,121,159,223.18 = 1,627,861,609.05 : x - Step 2: Convert to fraction form
4,079,765,045.85/6,121,159,223.18 = 1,627,861,609.05/x - Step 3: Cross multiply
4,079,765,045.85x = 6,121,159,223.18 × 1,627,861,609.05 - Step 4: Simplify right side
4,079,765,045.85x = 9,964,400,102,288,904,192 - Step 5: Solve for x
x = 9,964,400,102,288,904,192/4,079,765,045.85 - Step 6: Final answer
x = 2,442,395,576.78
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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.