Finding the Fourth Proportional to 331,292,295.74, 457,203,822.54 and 182,613,081.49
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Solution
The fourth proportional to 331,292,295.74, 457,203,822.54 and 182,613,081.49 is: 252,017,327.22
Step by Step Solution
- Step 1: Write the proportion equation
331,292,295.74 : 457,203,822.54 = 182,613,081.49 : x - Step 2: Convert to fraction form
331,292,295.74/457,203,822.54 = 182,613,081.49/x - Step 3: Cross multiply
331,292,295.74x = 457,203,822.54 × 182,613,081.49 - Step 4: Simplify right side
331,292,295.74x = 83,491,398,901,208,720 - Step 5: Solve for x
x = 83,491,398,901,208,720/331,292,295.74 - Step 6: Final answer
x = 252,017,327.22
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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.