Finding the Fourth Proportional to 5,589,006,883.20, 8,384,256,820.80 and 1,907,587,209.60
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Solution
The fourth proportional to 5,589,006,883.20, 8,384,256,820.80 and 1,907,587,209.60 is: 2,861,635,601.39
Step by Step Solution
- Step 1: Write the proportion equation
5,589,006,883.20 : 8,384,256,820.80 = 1,907,587,209.60 : x - Step 2: Convert to fraction form
5,589,006,883.20/8,384,256,820.80 = 1,907,587,209.60/x - Step 3: Cross multiply
5,589,006,883.20x = 8,384,256,820.80 × 1,907,587,209.60 - Step 4: Simplify right side
5,589,006,883.20x = 15,993,701,073,359,638,528 - Step 5: Solve for x
x = 15,993,701,073,359,638,528/5,589,006,883.20 - Step 6: Final answer
x = 2,861,635,601.39
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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.