Finding the Fourth Proportional to 244,377,499.70, 366,991,402.35 and 129,586,243.70
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Solution
The fourth proportional to 244,377,499.70, 366,991,402.35 and 129,586,243.70 is: 194,604,811.65
Step by Step Solution
- Step 1: Write the proportion equation
244,377,499.70 : 366,991,402.35 = 129,586,243.70 : x - Step 2: Convert to fraction form
244,377,499.70/366,991,402.35 = 129,586,243.70/x - Step 3: Cross multiply
244,377,499.70x = 366,991,402.35 × 129,586,243.70 - Step 4: Simplify right side
244,377,499.70x = 47,557,037,300,731,856 - Step 5: Solve for x
x = 47,557,037,300,731,856/244,377,499.70 - Step 6: Final answer
x = 194,604,811.65
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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.