Finding the Fourth Proportional to 423,221,613.26, 584,053,046.84 and 232,490,673.30
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Solution
The fourth proportional to 423,221,613.26, 584,053,046.84 and 232,490,673.30 is: 320,841,095.65
Step by Step Solution
- Step 1: Write the proportion equation
423,221,613.26 : 584,053,046.84 = 232,490,673.30 : x - Step 2: Convert to fraction form
423,221,613.26/584,053,046.84 = 232,490,673.30/x - Step 3: Cross multiply
423,221,613.26x = 584,053,046.84 × 232,490,673.30 - Step 4: Simplify right side
423,221,613.26x = 135,786,886,102,748,048 - Step 5: Solve for x
x = 135,786,886,102,748,048/423,221,613.26 - Step 6: Final answer
x = 320,841,095.65
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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.