Finding the Fourth Proportional to 2,757,986,522.70, 4,136,979,784.05 and 2,413,612,754.70
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Solution
The fourth proportional to 2,757,986,522.70, 4,136,979,784.05 and 2,413,612,754.70 is: 3,620,419,132.05
Step by Step Solution
- Step 1: Write the proportion equation
2,757,986,522.70 : 4,136,979,784.05 = 2,413,612,754.70 : x - Step 2: Convert to fraction form
2,757,986,522.70/4,136,979,784.05 = 2,413,612,754.70/x - Step 3: Cross multiply
2,757,986,522.70x = 4,136,979,784.05 × 2,413,612,754.70 - Step 4: Simplify right side
2,757,986,522.70x = 9,985,067,172,719,130,624 - Step 5: Solve for x
x = 9,985,067,172,719,130,624/2,757,986,522.70 - Step 6: Final answer
x = 3,620,419,132.05
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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.