Finding the Fourth Proportional to 3,670,209,020.80, 5,505,313,531.20 and 2,644,740,467.20
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Solution
The fourth proportional to 3,670,209,020.80, 5,505,313,531.20 and 2,644,740,467.20 is: 3,967,110,700.80
Step by Step Solution
- Step 1: Write the proportion equation
3,670,209,020.80 : 5,505,313,531.20 = 2,644,740,467.20 : x - Step 2: Convert to fraction form
3,670,209,020.80/5,505,313,531.20 = 2,644,740,467.20/x - Step 3: Cross multiply
3,670,209,020.80x = 5,505,313,531.20 × 2,644,740,467.20 - Step 4: Simplify right side
3,670,209,020.80x = 14,560,125,480,588,367,872 - Step 5: Solve for x
x = 14,560,125,480,588,367,872/3,670,209,020.80 - Step 6: Final answer
x = 3,967,110,700.80
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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.