Finding the Fourth Proportional to 424,397,373.44, 585,668,402.36 and 236,221,616.41
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Solution
The fourth proportional to 424,397,373.44, 585,668,402.36 and 236,221,616.41 is: 325,985,845.67
Step by Step Solution
- Step 1: Write the proportion equation
424,397,373.44 : 585,668,402.36 = 236,221,616.41 : x - Step 2: Convert to fraction form
424,397,373.44/585,668,402.36 = 236,221,616.41/x - Step 3: Cross multiply
424,397,373.44x = 585,668,402.36 × 236,221,616.41 - Step 4: Simplify right side
424,397,373.44x = 138,347,536,683,096,176 - Step 5: Solve for x
x = 138,347,536,683,096,176/424,397,373.44 - Step 6: Final answer
x = 325,985,845.67
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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.