Finding the Fourth Proportional to 8,476,757,687.99, 12,717,052,120.96 and 2,804,332,901.15
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Solution
The fourth proportional to 8,476,757,687.99, 12,717,052,120.96 and 2,804,332,901.15 is: 4,207,133,078.60
Step by Step Solution
- Step 1: Write the proportion equation
8,476,757,687.99 : 12,717,052,120.96 = 2,804,332,901.15 : x - Step 2: Convert to fraction form
8,476,757,687.99/12,717,052,120.96 = 2,804,332,901.15/x - Step 3: Cross multiply
8,476,757,687.99x = 12,717,052,120.96 × 2,804,332,901.15 - Step 4: Simplify right side
8,476,757,687.99x = 35,662,847,668,452,085,760 - Step 5: Solve for x
x = 35,662,847,668,452,085,760/8,476,757,687.99 - Step 6: Final answer
x = 4,207,133,078.60
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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.