Finding the Fourth Proportional to 1,838,994,704.20, 2,758,492,056.30 and 1,827,515,578.60
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Solution
The fourth proportional to 1,838,994,704.20, 2,758,492,056.30 and 1,827,515,578.60 is: 2,741,273,367.90
Step by Step Solution
- Step 1: Write the proportion equation
1,838,994,704.20 : 2,758,492,056.30 = 1,827,515,578.60 : x - Step 2: Convert to fraction form
1,838,994,704.20/2,758,492,056.30 = 1,827,515,578.60/x - Step 3: Cross multiply
1,838,994,704.20x = 2,758,492,056.30 × 1,827,515,578.60 - Step 4: Simplify right side
1,838,994,704.20x = 5,041,187,206,332,598,272 - Step 5: Solve for x
x = 5,041,187,206,332,598,272/1,838,994,704.20 - Step 6: Final answer
x = 2,741,273,367.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.