Finding the Fourth Proportional to 4,877,796,915.14, 6,731,359,742.22 and 2,763,252,859.44
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Solution
The fourth proportional to 4,877,796,915.14, 6,731,359,742.22 and 2,763,252,859.44 is: 3,813,288,945.64
Step by Step Solution
- Step 1: Write the proportion equation
4,877,796,915.14 : 6,731,359,742.22 = 2,763,252,859.44 : x - Step 2: Convert to fraction form
4,877,796,915.14/6,731,359,742.22 = 2,763,252,859.44/x - Step 3: Cross multiply
4,877,796,915.14x = 6,731,359,742.22 × 2,763,252,859.44 - Step 4: Simplify right side
4,877,796,915.14x = 18,600,449,055,608,717,312 - Step 5: Solve for x
x = 18,600,449,055,608,717,312/4,877,796,915.14 - Step 6: Final answer
x = 3,813,288,945.64
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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.