Finding the Fourth Proportional to 149,491,217.80, 224,236,826.70 and 97,835,152.60
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Solution
The fourth proportional to 149,491,217.80, 224,236,826.70 and 97,835,152.60 is: 146,752,728.90
Step by Step Solution
- Step 1: Write the proportion equation
149,491,217.80 : 224,236,826.70 = 97,835,152.60 : x - Step 2: Convert to fraction form
149,491,217.80/224,236,826.70 = 97,835,152.60/x - Step 3: Cross multiply
149,491,217.80x = 224,236,826.70 × 97,835,152.60 - Step 4: Simplify right side
149,491,217.80x = 21,938,244,158,734,252 - Step 5: Solve for x
x = 21,938,244,158,734,252/149,491,217.80 - Step 6: Final answer
x = 146,752,728.90
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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.