Finding the Fourth Proportional to 269,586,175.80, 404,379,263.70 and 133,537,279.80
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Solution
The fourth proportional to 269,586,175.80, 404,379,263.70 and 133,537,279.80 is: 200,305,919.70
Step by Step Solution
- Step 1: Write the proportion equation
269,586,175.80 : 404,379,263.70 = 133,537,279.80 : x - Step 2: Convert to fraction form
269,586,175.80/404,379,263.70 = 133,537,279.80/x - Step 3: Cross multiply
269,586,175.80x = 404,379,263.70 × 133,537,279.80 - Step 4: Simplify right side
269,586,175.80x = 53,999,706,882,024,880 - Step 5: Solve for x
x = 53,999,706,882,024,880/269,586,175.80 - Step 6: Final answer
x = 200,305,919.70
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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.