Finding the Fourth Proportional to 5,622,720,328.40, 8,434,080,492.60 and 4,171,532,104.40
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Solution
The fourth proportional to 5,622,720,328.40, 8,434,080,492.60 and 4,171,532,104.40 is: 6,257,298,156.60
Step by Step Solution
- Step 1: Write the proportion equation
5,622,720,328.40 : 8,434,080,492.60 = 4,171,532,104.40 : x - Step 2: Convert to fraction form
5,622,720,328.40/8,434,080,492.60 = 4,171,532,104.40/x - Step 3: Cross multiply
5,622,720,328.40x = 8,434,080,492.60 × 4,171,532,104.40 - Step 4: Simplify right side
5,622,720,328.40x = 35,183,037,545,974,669,312 - Step 5: Solve for x
x = 35,183,037,545,974,669,312/5,622,720,328.40 - Step 6: Final answer
x = 6,257,298,156.60
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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.