Finding the Fourth Proportional to 483,252,121.26, 724,581,514.19 and 187,802,261.60
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Solution
The fourth proportional to 483,252,121.26, 724,581,514.19 and 187,802,261.60 is: 281,588,100.88
Step by Step Solution
- Step 1: Write the proportion equation
483,252,121.26 : 724,581,514.19 = 187,802,261.60 : x - Step 2: Convert to fraction form
483,252,121.26/724,581,514.19 = 187,802,261.60/x - Step 3: Cross multiply
483,252,121.26x = 724,581,514.19 × 187,802,261.60 - Step 4: Simplify right side
483,252,121.26x = 136,078,047,073,872,560 - Step 5: Solve for x
x = 136,078,047,073,872,560/483,252,121.26 - Step 6: Final answer
x = 281,588,100.88
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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.