Finding the Fourth Proportional to 263,261,331.30, 394,891,996.95 and 186,733,827.30
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Solution
The fourth proportional to 263,261,331.30, 394,891,996.95 and 186,733,827.30 is: 280,100,740.95
Step by Step Solution
- Step 1: Write the proportion equation
263,261,331.30 : 394,891,996.95 = 186,733,827.30 : x - Step 2: Convert to fraction form
263,261,331.30/394,891,996.95 = 186,733,827.30/x - Step 3: Cross multiply
263,261,331.30x = 394,891,996.95 × 186,733,827.30 - Step 4: Simplify right side
263,261,331.30x = 73,739,693,960,613,424 - Step 5: Solve for x
x = 73,739,693,960,613,424/263,261,331.30 - Step 6: Final answer
x = 280,100,740.95
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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.