Finding the Fourth Proportional to 232,715,034.91, 321,149,222.99 and 128,296,842.93
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Solution
The fourth proportional to 232,715,034.91, 321,149,222.99 and 128,296,842.93 is: 177,051,007.62
Step by Step Solution
- Step 1: Write the proportion equation
232,715,034.91 : 321,149,222.99 = 128,296,842.93 : x - Step 2: Convert to fraction form
232,715,034.91/321,149,222.99 = 128,296,842.93/x - Step 3: Cross multiply
232,715,034.91x = 321,149,222.99 × 128,296,842.93 - Step 4: Simplify right side
232,715,034.91x = 41,202,431,419,039,576 - Step 5: Solve for x
x = 41,202,431,419,039,576/232,715,034.91 - Step 6: Final answer
x = 177,051,007.62
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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.