Finding the Fourth Proportional to 80,879,122.12, 121,366,622.22 and 29,796,984.04
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Solution
The fourth proportional to 80,879,122.12, 121,366,622.22 and 29,796,984.04 is: 44,713,137.46
Step by Step Solution
- Step 1: Write the proportion equation
80,879,122.12 : 121,366,622.22 = 29,796,984.04 : x - Step 2: Convert to fraction form
80,879,122.12/121,366,622.22 = 29,796,984.04/x - Step 3: Cross multiply
80,879,122.12x = 121,366,622.22 × 29,796,984.04 - Step 4: Simplify right side
80,879,122.12x = 3,616,359,305,278,049 - Step 5: Solve for x
x = 3,616,359,305,278,049/80,879,122.12 - Step 6: Final answer
x = 44,713,137.46
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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.