Finding the Fourth Proportional to 3,100,726,837.02, 4,278,267,553.49 and 1,762,511,591.75
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Solution
The fourth proportional to 3,100,726,837.02, 4,278,267,553.49 and 1,762,511,591.75 is: 2,431,847,935.00
Step by Step Solution
- Step 1: Write the proportion equation
3,100,726,837.02 : 4,278,267,553.49 = 1,762,511,591.75 : x - Step 2: Convert to fraction form
3,100,726,837.02/4,278,267,553.49 = 1,762,511,591.75/x - Step 3: Cross multiply
3,100,726,837.02x = 4,278,267,553.49 × 1,762,511,591.75 - Step 4: Simplify right side
3,100,726,837.02x = 7,540,496,155,603,833,856 - Step 5: Solve for x
x = 7,540,496,155,603,833,856/3,100,726,837.02 - Step 6: Final answer
x = 2,431,847,935.00
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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.