Finding the Fourth Proportional to 251,007,163.80, 376,510,745.70 and 177,827,738.10
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Solution
The fourth proportional to 251,007,163.80, 376,510,745.70 and 177,827,738.10 is: 266,741,607.15
Step by Step Solution
- Step 1: Write the proportion equation
251,007,163.80 : 376,510,745.70 = 177,827,738.10 : x - Step 2: Convert to fraction form
251,007,163.80/376,510,745.70 = 177,827,738.10/x - Step 3: Cross multiply
251,007,163.80x = 376,510,745.70 × 177,827,738.10 - Step 4: Simplify right side
251,007,163.80x = 66,954,054,278,175,296 - Step 5: Solve for x
x = 66,954,054,278,175,296/251,007,163.80 - Step 6: Final answer
x = 266,741,607.15
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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.