Finding the Fourth Proportional to 252,933,361.76, 348,704,775.16 and 177,477,168.08
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Solution
The fourth proportional to 252,933,361.76, 348,704,775.16 and 177,477,168.08 is: 244,677,631.93
Step by Step Solution
- Step 1: Write the proportion equation
252,933,361.76 : 348,704,775.16 = 177,477,168.08 : x - Step 2: Convert to fraction form
252,933,361.76/348,704,775.16 = 177,477,168.08/x - Step 3: Cross multiply
252,933,361.76x = 348,704,775.16 × 177,477,168.08 - Step 4: Simplify right side
252,933,361.76x = 61,887,135,991,369,936 - Step 5: Solve for x
x = 61,887,135,991,369,936/252,933,361.76 - Step 6: Final answer
x = 244,677,631.93
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.