Finding the Fourth Proportional to 445,853,046.12, 668,514,660.48 and 169,524,467.04
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Solution
The fourth proportional to 445,853,046.12, 668,514,660.48 and 169,524,467.04 is: 254,185,975.65
Step by Step Solution
- Step 1: Write the proportion equation
445,853,046.12 : 668,514,660.48 = 169,524,467.04 : x - Step 2: Convert to fraction form
445,853,046.12/668,514,660.48 = 169,524,467.04/x - Step 3: Cross multiply
445,853,046.12x = 668,514,660.48 × 169,524,467.04 - Step 4: Simplify right side
445,853,046.12x = 113,329,591,526,298,544 - Step 5: Solve for x
x = 113,329,591,526,298,544/445,853,046.12 - Step 6: Final answer
x = 254,185,975.65
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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.