Finding the Fourth Proportional to 336,203,020.70, 504,304,531.05 and 131,663,116.70
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Solution
The fourth proportional to 336,203,020.70, 504,304,531.05 and 131,663,116.70 is: 197,494,675.05
Step by Step Solution
- Step 1: Write the proportion equation
336,203,020.70 : 504,304,531.05 = 131,663,116.70 : x - Step 2: Convert to fraction form
336,203,020.70/504,304,531.05 = 131,663,116.70/x - Step 3: Cross multiply
336,203,020.70x = 504,304,531.05 × 131,663,116.70 - Step 4: Simplify right side
336,203,020.70x = 66,398,306,323,974,928 - Step 5: Solve for x
x = 66,398,306,323,974,928/336,203,020.70 - Step 6: Final answer
x = 197,494,675.05
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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.