Finding the Fourth Proportional to 935,355,183.80, 1,311,647,165.80 and 935,355,183.80
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Solution
The fourth proportional to 935,355,183.80, 1,311,647,165.80 and 935,355,183.80 is: 1,311,647,165.80
Step by Step Solution
- Step 1: Write the proportion equation
935,355,183.80 : 1,311,647,165.80 = 935,355,183.80 : x - Step 2: Convert to fraction form
935,355,183.80/1,311,647,165.80 = 935,355,183.80/x - Step 3: Cross multiply
935,355,183.80x = 1,311,647,165.80 × 935,355,183.80 - Step 4: Simplify right side
935,355,183.80x = 1,226,855,975,847,608,064 - Step 5: Solve for x
x = 1,226,855,975,847,608,064/935,355,183.80 - Step 6: Final answer
x = 1,311,647,165.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.