Finding the Fourth Proportional to 5,458,757,950.40, 8,188,136,925.60 and 4,551,765,310.40
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Solution
The fourth proportional to 5,458,757,950.40, 8,188,136,925.60 and 4,551,765,310.40 is: 6,827,647,965.60
Step by Step Solution
- Step 1: Write the proportion equation
5,458,757,950.40 : 8,188,136,925.60 = 4,551,765,310.40 : x - Step 2: Convert to fraction form
5,458,757,950.40/8,188,136,925.60 = 4,551,765,310.40/x - Step 3: Cross multiply
5,458,757,950.40x = 8,188,136,925.60 × 4,551,765,310.40 - Step 4: Simplify right side
5,458,757,950.40x = 37,270,477,614,751,383,552 - Step 5: Solve for x
x = 37,270,477,614,751,383,552/5,458,757,950.40 - Step 6: Final answer
x = 6,827,647,965.60
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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.