Finding the Fourth Proportional to 1,163,337,108.66, 1,744,876,326.33 and 416,322,734.13
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Solution
The fourth proportional to 1,163,337,108.66, 1,744,876,326.33 and 416,322,734.13 is: 624,437,815.56
Step by Step Solution
- Step 1: Write the proportion equation
1,163,337,108.66 : 1,744,876,326.33 = 416,322,734.13 : x - Step 2: Convert to fraction form
1,163,337,108.66/1,744,876,326.33 = 416,322,734.13/x - Step 3: Cross multiply
1,163,337,108.66x = 1,744,876,326.33 × 416,322,734.13 - Step 4: Simplify right side
1,163,337,108.66x = 726,431,682,896,415,616 - Step 5: Solve for x
x = 726,431,682,896,415,616/1,163,337,108.66 - Step 6: Final answer
x = 624,437,815.56
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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.