Finding the Fourth Proportional to 219,497,227.80, 329,245,841.70 and 73,882,393.80
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Solution
The fourth proportional to 219,497,227.80, 329,245,841.70 and 73,882,393.80 is: 110,823,590.70
Step by Step Solution
- Step 1: Write the proportion equation
219,497,227.80 : 329,245,841.70 = 73,882,393.80 : x - Step 2: Convert to fraction form
219,497,227.80/329,245,841.70 = 73,882,393.80/x - Step 3: Cross multiply
219,497,227.80x = 329,245,841.70 × 73,882,393.80 - Step 4: Simplify right side
219,497,227.80x = 24,325,470,933,491,860 - Step 5: Solve for x
x = 24,325,470,933,491,860/219,497,227.80 - Step 6: Final answer
x = 110,823,590.70
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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.