Finding the Fourth Proportional to 3,258,107,234.20, 4,887,160,851.30 and 804,444,137.20
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Solution
The fourth proportional to 3,258,107,234.20, 4,887,160,851.30 and 804,444,137.20 is: 1,206,666,205.80
Step by Step Solution
- Step 1: Write the proportion equation
3,258,107,234.20 : 4,887,160,851.30 = 804,444,137.20 : x - Step 2: Convert to fraction form
3,258,107,234.20/4,887,160,851.30 = 804,444,137.20/x - Step 3: Cross multiply
3,258,107,234.20x = 4,887,160,851.30 × 804,444,137.20 - Step 4: Simplify right side
3,258,107,234.20x = 3,931,447,894,381,646,336 - Step 5: Solve for x
x = 3,931,447,894,381,646,336/3,258,107,234.20 - Step 6: Final answer
x = 1,206,666,205.80
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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.