Finding the Fourth Proportional to 4,255,416,205.20, 6,383,124,307.80 and 2,622,829,453.20
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Solution
The fourth proportional to 4,255,416,205.20, 6,383,124,307.80 and 2,622,829,453.20 is: 3,934,244,179.80
Step by Step Solution
- Step 1: Write the proportion equation
4,255,416,205.20 : 6,383,124,307.80 = 2,622,829,453.20 : x - Step 2: Convert to fraction form
4,255,416,205.20/6,383,124,307.80 = 2,622,829,453.20/x - Step 3: Cross multiply
4,255,416,205.20x = 6,383,124,307.80 × 2,622,829,453.20 - Step 4: Simplify right side
4,255,416,205.20x = 16,741,846,437,934,702,592 - Step 5: Solve for x
x = 16,741,846,437,934,702,592/4,255,416,205.20 - Step 6: Final answer
x = 3,934,244,179.80
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1.5x scale
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.