Finding the Fourth Proportional to 4,739,264,915.82, 6,540,207,431.88 and 2,624,676,529.56
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Solution
The fourth proportional to 4,739,264,915.82, 6,540,207,431.88 and 2,624,676,529.56 is: 3,622,065,710.57
Step by Step Solution
- Step 1: Write the proportion equation
4,739,264,915.82 : 6,540,207,431.88 = 2,624,676,529.56 : x - Step 2: Convert to fraction form
4,739,264,915.82/6,540,207,431.88 = 2,624,676,529.56/x - Step 3: Cross multiply
4,739,264,915.82x = 6,540,207,431.88 × 2,624,676,529.56 - Step 4: Simplify right side
4,739,264,915.82x = 17,165,928,944,909,318,144 - Step 5: Solve for x
x = 17,165,928,944,909,318,144/4,739,264,915.82 - Step 6: Final answer
x = 3,622,065,710.57
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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.