Finding the Fourth Proportional to 326,239,397.44, 450,214,048.68 and 177,561,470.38
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Solution
The fourth proportional to 326,239,397.44, 450,214,048.68 and 177,561,470.38 is: 245,036,832.14
Step by Step Solution
- Step 1: Write the proportion equation
326,239,397.44 : 450,214,048.68 = 177,561,470.38 : x - Step 2: Convert to fraction form
326,239,397.44/450,214,048.68 = 177,561,470.38/x - Step 3: Cross multiply
326,239,397.44x = 450,214,048.68 × 177,561,470.38 - Step 4: Simplify right side
326,239,397.44x = 79,940,668,469,353,696 - Step 5: Solve for x
x = 79,940,668,469,353,696/326,239,397.44 - Step 6: Final answer
x = 245,036,832.14
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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.