Finding the Fourth Proportional to 52,483,442.40, 78,725,163.60 and 29,525,191.20
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Solution
The fourth proportional to 52,483,442.40, 78,725,163.60 and 29,525,191.20 is: 44,287,786.80
Step by Step Solution
- Step 1: Write the proportion equation
52,483,442.40 : 78,725,163.60 = 29,525,191.20 : x - Step 2: Convert to fraction form
52,483,442.40/78,725,163.60 = 29,525,191.20/x - Step 3: Cross multiply
52,483,442.40x = 78,725,163.60 × 29,525,191.20 - Step 4: Simplify right side
52,483,442.40x = 2,324,375,507,541,280 - Step 5: Solve for x
x = 2,324,375,507,541,280/52,483,442.40 - Step 6: Final answer
x = 44,287,786.80
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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.