Finding the Fourth Proportional to 293,899,527.49, 405,581,230.34 and 161,740,523.65
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Solution
The fourth proportional to 293,899,527.49, 405,581,230.34 and 161,740,523.65 is: 223,201,857.92
Step by Step Solution
- Step 1: Write the proportion equation
293,899,527.49 : 405,581,230.34 = 161,740,523.65 : x - Step 2: Convert to fraction form
293,899,527.49/405,581,230.34 = 161,740,523.65/x - Step 3: Cross multiply
293,899,527.49x = 405,581,230.34 × 161,740,523.65 - Step 4: Simplify right side
293,899,527.49x = 65,598,920,577,802,864 - Step 5: Solve for x
x = 65,598,920,577,802,864/293,899,527.49 - Step 6: Final answer
x = 223,201,857.92
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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.