Finding the Fourth Proportional to 5,005,571,322.97, 6,913,421,450.39 and 3,296,560,156.69
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Solution
The fourth proportional to 5,005,571,322.97, 6,913,421,450.39 and 3,296,560,156.69 is: 4,553,028,661.32
Step by Step Solution
- Step 1: Write the proportion equation
5,005,571,322.97 : 6,913,421,450.39 = 3,296,560,156.69 : x - Step 2: Convert to fraction form
5,005,571,322.97/6,913,421,450.39 = 3,296,560,156.69/x - Step 3: Cross multiply
5,005,571,322.97x = 6,913,421,450.39 × 3,296,560,156.69 - Step 4: Simplify right side
5,005,571,322.97x = 22,790,509,699,745,185,792 - Step 5: Solve for x
x = 22,790,509,699,745,185,792/5,005,571,322.97 - Step 6: Final answer
x = 4,553,028,661.32
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1.5x scale
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.