Finding the Fourth Proportional to 2,657,202,331.05, 3,985,803,496.58 and 2,657,202,331.05
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Solution
The fourth proportional to 2,657,202,331.05, 3,985,803,496.58 and 2,657,202,331.05 is: 3,985,803,496.58
Step by Step Solution
- Step 1: Write the proportion equation
2,657,202,331.05 : 3,985,803,496.58 = 2,657,202,331.05 : x - Step 2: Convert to fraction form
2,657,202,331.05/3,985,803,496.58 = 2,657,202,331.05/x - Step 3: Cross multiply
2,657,202,331.05x = 3,985,803,496.58 × 2,657,202,331.05 - Step 4: Simplify right side
2,657,202,331.05x = 10,591,086,342,206,330,880 - Step 5: Solve for x
x = 10,591,086,342,206,330,880/2,657,202,331.05 - Step 6: Final answer
x = 3,985,803,496.58
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Double scale
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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.