Finding the Fourth Proportional to 136,642,682,121.12, 204,977,583,981.36 and 50,515,508,766.24
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Solution
The fourth proportional to 136,642,682,121.12, 204,977,583,981.36 and 50,515,508,766.24 is: 75,778,276,448.90
Step by Step Solution
- Step 1: Write the proportion equation
136,642,682,121.12 : 204,977,583,981.36 = 50,515,508,766.24 : x - Step 2: Convert to fraction form
136,642,682,121.12/204,977,583,981.36 = 50,515,508,766.24/x - Step 3: Cross multiply
136,642,682,121.12x = 204,977,583,981.36 × 50,515,508,766.24 - Step 4: Simplify right side
136,642,682,121.12x = 10,354,546,940,493,084,753,920 - Step 5: Solve for x
x = 10,354,546,940,493,084,753,920/136,642,682,121.12 - Step 6: Final answer
x = 75,778,276,448.90
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1.5x scale
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.