Finding the Fourth Proportional to 197,096,318.62, 271,994,682.04 and 108,996,243.98
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Solution
The fourth proportional to 197,096,318.62, 271,994,682.04 and 108,996,243.98 is: 150,415,791.28
Step by Step Solution
- Step 1: Write the proportion equation
197,096,318.62 : 271,994,682.04 = 108,996,243.98 : x - Step 2: Convert to fraction form
197,096,318.62/271,994,682.04 = 108,996,243.98/x - Step 3: Cross multiply
197,096,318.62x = 271,994,682.04 × 108,996,243.98 - Step 4: Simplify right side
197,096,318.62x = 29,646,398,723,261,900 - Step 5: Solve for x
x = 29,646,398,723,261,900/197,096,318.62 - Step 6: Final answer
x = 150,415,791.28
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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.