Finding the Fourth Proportional to 424,397,371.94, 585,668,400.28 and 236,221,614.91
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Solution
The fourth proportional to 424,397,371.94, 585,668,400.28 and 236,221,614.91 is: 325,985,843.61
Step by Step Solution
- Step 1: Write the proportion equation
424,397,371.94 : 585,668,400.28 = 236,221,614.91 : x - Step 2: Convert to fraction form
424,397,371.94/585,668,400.28 = 236,221,614.91/x - Step 3: Cross multiply
424,397,371.94x = 585,668,400.28 × 236,221,614.91 - Step 4: Simplify right side
424,397,371.94x = 138,347,535,315,876,048 - Step 5: Solve for x
x = 138,347,535,315,876,048/424,397,371.94 - Step 6: Final answer
x = 325,985,843.61
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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.