Finding the Fourth Proportional to 3,532,289,729.76, 4,874,663,806.22 and 1,946,483,840.08
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Solution
The fourth proportional to 3,532,289,729.76, 4,874,663,806.22 and 1,946,483,840.08 is: 2,686,204,997.48
Step by Step Solution
- Step 1: Write the proportion equation
3,532,289,729.76 : 4,874,663,806.22 = 1,946,483,840.08 : x - Step 2: Convert to fraction form
3,532,289,729.76/4,874,663,806.22 = 1,946,483,840.08/x - Step 3: Cross multiply
3,532,289,729.76x = 4,874,663,806.22 × 1,946,483,840.08 - Step 4: Simplify right side
3,532,289,729.76x = 9,488,454,324,630,093,824 - Step 5: Solve for x
x = 9,488,454,324,630,093,824/3,532,289,729.76 - Step 6: Final answer
x = 2,686,204,997.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.