Finding the Fourth Proportional to 500,894,497.99, 691,235,220.41 and 277,876,185.39
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Solution
The fourth proportional to 500,894,497.99, 691,235,220.41 and 277,876,185.39 is: 383,469,586.96
Step by Step Solution
- Step 1: Write the proportion equation
500,894,497.99 : 691,235,220.41 = 277,876,185.39 : x - Step 2: Convert to fraction form
500,894,497.99/691,235,220.41 = 277,876,185.39/x - Step 3: Cross multiply
500,894,497.99x = 691,235,220.41 × 277,876,185.39 - Step 4: Simplify right side
500,894,497.99x = 192,077,806,254,399,328 - Step 5: Solve for x
x = 192,077,806,254,399,328/500,894,497.99 - Step 6: Final answer
x = 383,469,586.96
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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.