Finding the Fourth Proportional to 181,699,191.09, 250,743,608.18 and 99,192,975.84
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Solution
The fourth proportional to 181,699,191.09, 250,743,608.18 and 99,192,975.84 is: 136,885,610.33
Step by Step Solution
- Step 1: Write the proportion equation
181,699,191.09 : 250,743,608.18 = 99,192,975.84 : x - Step 2: Convert to fraction form
181,699,191.09/250,743,608.18 = 99,192,975.84/x - Step 3: Cross multiply
181,699,191.09x = 250,743,608.18 × 99,192,975.84 - Step 4: Simplify right side
181,699,191.09x = 24,872,004,668,233,168 - Step 5: Solve for x
x = 24,872,004,668,233,168/181,699,191.09 - Step 6: Final answer
x = 136,885,610.33
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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.