Finding the Fourth Proportional to 3,844,487,207,324.50, 5,305,396,272,576 and 2,086,637,106,682.20
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Solution
The fourth proportional to 3,844,487,207,324.50, 5,305,396,272,576 and 2,086,637,106,682.20 is: 2,879,561,338,354.61
Step by Step Solution
- Step 1: Write the proportion equation
3,844,487,207,324.50 : 5,305,396,272,576 = 2,086,637,106,682.20 : x - Step 2: Convert to fraction form
3,844,487,207,324.50/5,305,396,272,576 = 2,086,637,106,682.20/x - Step 3: Cross multiply
3,844,487,207,324.50x = 5,305,396,272,576 × 2,086,637,106,682.20 - Step 4: Simplify right side
3,844,487,207,324.50x = 11,070,436,728,010,512,107,831,296 - Step 5: Solve for x
x = 11,070,436,728,010,512,107,831,296/3,844,487,207,324.50 - Step 6: Final answer
x = 2,879,561,338,354.61
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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.