Finding the Fourth Proportional to 218,450,252.70, 327,454,929.45 and 109,107,251.10
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Solution
The fourth proportional to 218,450,252.70, 327,454,929.45 and 109,107,251.10 is: 163,550,770.80
Step by Step Solution
- Step 1: Write the proportion equation
218,450,252.70 : 327,454,929.45 = 109,107,251.10 : x - Step 2: Convert to fraction form
218,450,252.70/327,454,929.45 = 109,107,251.10/x - Step 3: Cross multiply
218,450,252.70x = 327,454,929.45 × 109,107,251.10 - Step 4: Simplify right side
218,450,252.70x = 35,727,707,211,433,932 - Step 5: Solve for x
x = 35,727,707,211,433,932/218,450,252.70 - Step 6: Final answer
x = 163,550,770.80
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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.