Finding the Fourth Proportional to 4,305,012,209.20, 5,940,916,923.36 and 2,324,863,043.20
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Solution
The fourth proportional to 4,305,012,209.20, 5,940,916,923.36 and 2,324,863,043.20 is: 3,208,311,039.94
Step by Step Solution
- Step 1: Write the proportion equation
4,305,012,209.20 : 5,940,916,923.36 = 2,324,863,043.20 : x - Step 2: Convert to fraction form
4,305,012,209.20/5,940,916,923.36 = 2,324,863,043.20/x - Step 3: Cross multiply
4,305,012,209.20x = 5,940,916,923.36 × 2,324,863,043.20 - Step 4: Simplify right side
4,305,012,209.20x = 13,811,818,197,841,108,992 - Step 5: Solve for x
x = 13,811,818,197,841,108,992/4,305,012,209.20 - Step 6: Final answer
x = 3,208,311,039.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.