Finding the Fourth Proportional to 244,377,523.20, 366,991,437.60 and 129,586,267.20
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Solution
The fourth proportional to 244,377,523.20, 366,991,437.60 and 129,586,267.20 is: 194,604,846.92
Step by Step Solution
- Step 1: Write the proportion equation
244,377,523.20 : 366,991,437.60 = 129,586,267.20 : x - Step 2: Convert to fraction form
244,377,523.20/366,991,437.60 = 129,586,267.20/x - Step 3: Cross multiply
244,377,523.20x = 366,991,437.60 × 129,586,267.20 - Step 4: Simplify right side
244,377,523.20x = 47,557,050,492,945,728 - Step 5: Solve for x
x = 47,557,050,492,945,728/244,377,523.20 - Step 6: Final answer
x = 194,604,846.92
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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.