Finding the Fourth Proportional to 244,608,138.40, 366,912,207.60 and 225,901,415.20
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Solution
The fourth proportional to 244,608,138.40, 366,912,207.60 and 225,901,415.20 is: 338,852,122.80
Step by Step Solution
- Step 1: Write the proportion equation
244,608,138.40 : 366,912,207.60 = 225,901,415.20 : x - Step 2: Convert to fraction form
244,608,138.40/366,912,207.60 = 225,901,415.20/x - Step 3: Cross multiply
244,608,138.40x = 366,912,207.60 × 225,901,415.20 - Step 4: Simplify right side
244,608,138.40x = 82,885,986,950,996,192 - Step 5: Solve for x
x = 82,885,986,950,996,192/244,608,138.40 - Step 6: Final answer
x = 338,852,122.80
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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.