Finding the Fourth Proportional to 295,490,213.70, 443,235,320.55 and 173,046,207.30
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Solution
The fourth proportional to 295,490,213.70, 443,235,320.55 and 173,046,207.30 is: 259,569,310.95
Step by Step Solution
- Step 1: Write the proportion equation
295,490,213.70 : 443,235,320.55 = 173,046,207.30 : x - Step 2: Convert to fraction form
295,490,213.70/443,235,320.55 = 173,046,207.30/x - Step 3: Cross multiply
295,490,213.70x = 443,235,320.55 × 173,046,207.30 - Step 4: Simplify right side
295,490,213.70x = 76,700,191,162,577,264 - Step 5: Solve for x
x = 76,700,191,162,577,264/295,490,213.70 - Step 6: Final answer
x = 259,569,310.95
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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.