Finding the Fourth Proportional to 217,030,360,689.97, 325,582,629,351.90 and 89,475,324,389.99
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Solution
The fourth proportional to 217,030,360,689.97, 325,582,629,351.90 and 89,475,324,389.99 is: 134,228,277,022.60
Step by Step Solution
- Step 1: Write the proportion equation
217,030,360,689.97 : 325,582,629,351.90 = 89,475,324,389.99 : x - Step 2: Convert to fraction form
217,030,360,689.97/325,582,629,351.90 = 89,475,324,389.99/x - Step 3: Cross multiply
217,030,360,689.97x = 325,582,629,351.90 × 89,475,324,389.99 - Step 4: Simplify right side
217,030,360,689.97x = 29,131,611,377,007,136,342,016 - Step 5: Solve for x
x = 29,131,611,377,007,136,342,016/217,030,360,689.97 - Step 6: Final answer
x = 134,228,277,022.60
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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.