Finding the Fourth Proportional to 354,294,920.10, 531,442,380.15 and 224,198,163.30
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Solution
The fourth proportional to 354,294,920.10, 531,442,380.15 and 224,198,163.30 is: 336,297,244.95
Step by Step Solution
- Step 1: Write the proportion equation
354,294,920.10 : 531,442,380.15 = 224,198,163.30 : x - Step 2: Convert to fraction form
354,294,920.10/531,442,380.15 = 224,198,163.30/x - Step 3: Cross multiply
354,294,920.10x = 531,442,380.15 × 224,198,163.30 - Step 4: Simplify right side
354,294,920.10x = 119,148,405,529,410,384 - Step 5: Solve for x
x = 119,148,405,529,410,384/354,294,920.10 - Step 6: Final answer
x = 336,297,244.95
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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.