Finding the Fourth Proportional to 4,739,264,915.32, 6,540,207,431.18 and 2,624,676,529.06
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Solution
The fourth proportional to 4,739,264,915.32, 6,540,207,431.18 and 2,624,676,529.06 is: 3,622,065,709.88
Step by Step Solution
- Step 1: Write the proportion equation
4,739,264,915.32 : 6,540,207,431.18 = 2,624,676,529.06 : x - Step 2: Convert to fraction form
4,739,264,915.32/6,540,207,431.18 = 2,624,676,529.06/x - Step 3: Cross multiply
4,739,264,915.32x = 6,540,207,431.18 × 2,624,676,529.06 - Step 4: Simplify right side
4,739,264,915.32x = 17,165,928,939,801,942,016 - Step 5: Solve for x
x = 17,165,928,939,801,942,016/4,739,264,915.32 - Step 6: Final answer
x = 3,622,065,709.88
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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.