Finding the Fourth Proportional to 183,726,231.80, 275,589,347.70 and 166,720,119.80
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Solution
The fourth proportional to 183,726,231.80, 275,589,347.70 and 166,720,119.80 is: 250,080,179.70
Step by Step Solution
- Step 1: Write the proportion equation
183,726,231.80 : 275,589,347.70 = 166,720,119.80 : x - Step 2: Convert to fraction form
183,726,231.80/275,589,347.70 = 166,720,119.80/x - Step 3: Cross multiply
183,726,231.80x = 275,589,347.70 × 166,720,119.80 - Step 4: Simplify right side
183,726,231.80x = 45,946,289,064,147,856 - Step 5: Solve for x
x = 45,946,289,064,147,856/183,726,231.80 - Step 6: Final answer
x = 250,080,179.70
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1.5x scale
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.