Finding the Fourth Proportional to 2,330,481,907.40, 3,495,722,861.10 and 949,543,622.60
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Solution
The fourth proportional to 2,330,481,907.40, 3,495,722,861.10 and 949,543,622.60 is: 1,424,315,433.90
Step by Step Solution
- Step 1: Write the proportion equation
2,330,481,907.40 : 3,495,722,861.10 = 949,543,622.60 : x - Step 2: Convert to fraction form
2,330,481,907.40/3,495,722,861.10 = 949,543,622.60/x - Step 3: Cross multiply
2,330,481,907.40x = 3,495,722,861.10 × 949,543,622.60 - Step 4: Simplify right side
2,330,481,907.40x = 3,319,341,349,134,530,560 - Step 5: Solve for x
x = 3,319,341,349,134,530,560/2,330,481,907.40 - Step 6: Final answer
x = 1,424,315,433.90
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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.