Finding the Fourth Proportional to 3,625,629,658.26, 5,438,443,207.37 and 969,616,706.44
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Solution
The fourth proportional to 3,625,629,658.26, 5,438,443,207.37 and 969,616,706.44 is: 1,454,424,717.34
Step by Step Solution
- Step 1: Write the proportion equation
3,625,629,658.26 : 5,438,443,207.37 = 969,616,706.44 : x - Step 2: Convert to fraction form
3,625,629,658.26/5,438,443,207.37 = 969,616,706.44/x - Step 3: Cross multiply
3,625,629,658.26x = 5,438,443,207.37 × 969,616,706.44 - Step 4: Simplify right side
3,625,629,658.26x = 5,273,205,390,882,977,792 - Step 5: Solve for x
x = 5,273,205,390,882,977,792/3,625,629,658.26 - Step 6: Final answer
x = 1,454,424,717.34
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1.5x scale
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.