Finding the Fourth Proportional to 2,212,461,230.55, 3,318,691,845.83 and 2,212,461,230.55
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Solution
The fourth proportional to 2,212,461,230.55, 3,318,691,845.83 and 2,212,461,230.55 is: 3,318,691,845.83
Step by Step Solution
- Step 1: Write the proportion equation
2,212,461,230.55 : 3,318,691,845.83 = 2,212,461,230.55 : x - Step 2: Convert to fraction form
2,212,461,230.55/3,318,691,845.83 = 2,212,461,230.55/x - Step 3: Cross multiply
2,212,461,230.55x = 3,318,691,845.83 × 2,212,461,230.55 - Step 4: Simplify right side
2,212,461,230.55x = 7,342,477,045,030,231,040 - Step 5: Solve for x
x = 7,342,477,045,030,231,040/2,212,461,230.55 - Step 6: Final answer
x = 3,318,691,845.83
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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.