Finding the Fourth Proportional to 3,545,463,651.24, 5,318,303,820.84 and 1,216,367,962.68
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Solution
The fourth proportional to 3,545,463,651.24, 5,318,303,820.84 and 1,216,367,962.68 is: 1,824,589,114.38
Step by Step Solution
- Step 1: Write the proportion equation
3,545,463,651.24 : 5,318,303,820.84 = 1,216,367,962.68 : x - Step 2: Convert to fraction form
3,545,463,651.24/5,318,303,820.84 = 1,216,367,962.68/x - Step 3: Cross multiply
3,545,463,651.24x = 5,318,303,820.84 × 1,216,367,962.68 - Step 4: Simplify right side
3,545,463,651.24x = 6,469,014,383,468,410,880 - Step 5: Solve for x
x = 6,469,014,383,468,410,880/3,545,463,651.24 - Step 6: Final answer
x = 1,824,589,114.38
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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.