Finding the Fourth Proportional to 7,519,469,847.75, 11,279,579,423.85 and 2,861,704,804.41
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Solution
The fourth proportional to 7,519,469,847.75, 11,279,579,423.85 and 2,861,704,804.41 is: 4,292,699,789.02
Step by Step Solution
- Step 1: Write the proportion equation
7,519,469,847.75 : 11,279,579,423.85 = 2,861,704,804.41 : x - Step 2: Convert to fraction form
7,519,469,847.75/11,279,579,423.85 = 2,861,704,804.41/x - Step 3: Cross multiply
7,519,469,847.75x = 11,279,579,423.85 × 2,861,704,804.41 - Step 4: Simplify right side
7,519,469,847.75x = 32,278,826,628,955,725,824 - Step 5: Solve for x
x = 32,278,826,628,955,725,824/7,519,469,847.75 - Step 6: Final answer
x = 4,292,699,789.02
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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.