Finding the Fourth Proportional to 295,488,163.20, 443,232,244.80 and 134,245,027.20
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Solution
The fourth proportional to 295,488,163.20, 443,232,244.80 and 134,245,027.20 is: 201,367,540.80
Step by Step Solution
- Step 1: Write the proportion equation
295,488,163.20 : 443,232,244.80 = 134,245,027.20 : x - Step 2: Convert to fraction form
295,488,163.20/443,232,244.80 = 134,245,027.20/x - Step 3: Cross multiply
295,488,163.20x = 443,232,244.80 × 134,245,027.20 - Step 4: Simplify right side
295,488,163.20x = 59,501,724,759,093,056 - Step 5: Solve for x
x = 59,501,724,759,093,056/295,488,163.20 - Step 6: Final answer
x = 201,367,540.80
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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.