Finding the Fourth Proportional to 252,032,224.20, 378,048,336.30 and 149,743,609.80
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Solution
The fourth proportional to 252,032,224.20, 378,048,336.30 and 149,743,609.80 is: 224,615,414.70
Step by Step Solution
- Step 1: Write the proportion equation
252,032,224.20 : 378,048,336.30 = 149,743,609.80 : x - Step 2: Convert to fraction form
252,032,224.20/378,048,336.30 = 149,743,609.80/x - Step 3: Cross multiply
252,032,224.20x = 378,048,336.30 × 149,743,609.80 - Step 4: Simplify right side
252,032,224.20x = 56,610,322,556,446,384 - Step 5: Solve for x
x = 56,610,322,556,446,384/252,032,224.20 - Step 6: Final answer
x = 224,615,414.70
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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.