Finding the Fourth Proportional to 870,969,704.40, 1,306,454,556.60 and 224,737,448.40
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Solution
The fourth proportional to 870,969,704.40, 1,306,454,556.60 and 224,737,448.40 is: 337,106,172.60
Step by Step Solution
- Step 1: Write the proportion equation
870,969,704.40 : 1,306,454,556.60 = 224,737,448.40 : x - Step 2: Convert to fraction form
870,969,704.40/1,306,454,556.60 = 224,737,448.40/x - Step 3: Cross multiply
870,969,704.40x = 1,306,454,556.60 × 224,737,448.40 - Step 4: Simplify right side
870,969,704.40x = 293,609,263,500,837,376 - Step 5: Solve for x
x = 293,609,263,500,837,376/870,969,704.40 - Step 6: Final answer
x = 337,106,172.60
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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.