Finding the Fourth Proportional to 100,800,805.70, 151,094,920.35 and 39,366,226.10
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Solution
The fourth proportional to 100,800,805.70, 151,094,920.35 and 39,366,226.10 is: 59,007,829.91
Step by Step Solution
- Step 1: Write the proportion equation
100,800,805.70 : 151,094,920.35 = 39,366,226.10 : x - Step 2: Convert to fraction form
100,800,805.70/151,094,920.35 = 39,366,226.10/x - Step 3: Cross multiply
100,800,805.70x = 151,094,920.35 × 39,366,226.10 - Step 4: Simplify right side
100,800,805.70x = 5,948,036,797,059,591 - Step 5: Solve for x
x = 5,948,036,797,059,591/100,800,805.70 - Step 6: Final answer
x = 59,007,829.91
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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.