Finding the Fourth Proportional to 5,214,492,029.10, 7,821,738,043.65 and 3,561,497,942.70
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Solution
The fourth proportional to 5,214,492,029.10, 7,821,738,043.65 and 3,561,497,942.70 is: 5,342,246,914.05
Step by Step Solution
- Step 1: Write the proportion equation
5,214,492,029.10 : 7,821,738,043.65 = 3,561,497,942.70 : x - Step 2: Convert to fraction form
5,214,492,029.10/7,821,738,043.65 = 3,561,497,942.70/x - Step 3: Cross multiply
5,214,492,029.10x = 7,821,738,043.65 × 3,561,497,942.70 - Step 4: Simplify right side
5,214,492,029.10x = 27,857,103,950,797,795,328 - Step 5: Solve for x
x = 27,857,103,950,797,795,328/5,214,492,029.10 - Step 6: Final answer
x = 5,342,246,914.05
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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.