Finding the Fourth Proportional to 295,528,144.60, 443,292,216.90 and 186,689,027.80
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Solution
The fourth proportional to 295,528,144.60, 443,292,216.90 and 186,689,027.80 is: 280,033,541.70
Step by Step Solution
- Step 1: Write the proportion equation
295,528,144.60 : 443,292,216.90 = 186,689,027.80 : x - Step 2: Convert to fraction form
295,528,144.60/443,292,216.90 = 186,689,027.80/x - Step 3: Cross multiply
295,528,144.60x = 443,292,216.90 × 186,689,027.80 - Step 4: Simplify right side
295,528,144.60x = 82,757,793,004,367,728 - Step 5: Solve for x
x = 82,757,793,004,367,728/295,528,144.60 - Step 6: Final answer
x = 280,033,541.70
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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.