Finding the Fourth Proportional to 21,656,504,147.61, 32,461,829,099.77 and 7,284,530,941.99
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Solution
The fourth proportional to 21,656,504,147.61, 32,461,829,099.77 and 7,284,530,941.99 is: 10,919,084,488.39
Step by Step Solution
- Step 1: Write the proportion equation
21,656,504,147.61 : 32,461,829,099.77 = 7,284,530,941.99 : x - Step 2: Convert to fraction form
21,656,504,147.61/32,461,829,099.77 = 7,284,530,941.99/x - Step 3: Cross multiply
21,656,504,147.61x = 32,461,829,099.77 × 7,284,530,941.99 - Step 4: Simplify right side
21,656,504,147.61x = 236,469,198,510,874,099,712 - Step 5: Solve for x
x = 236,469,198,510,874,099,712/21,656,504,147.61 - Step 6: Final answer
x = 10,919,084,488.39
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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.