Finding the Fourth Proportional to 189,769,231.20, 284,652,447.12 and 53,451,596.64
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Solution
The fourth proportional to 189,769,231.20, 284,652,447.12 and 53,451,596.64 is: 80,177,000.72
Step by Step Solution
- Step 1: Write the proportion equation
189,769,231.20 : 284,652,447.12 = 53,451,596.64 : x - Step 2: Convert to fraction form
189,769,231.20/284,652,447.12 = 53,451,596.64/x - Step 3: Cross multiply
189,769,231.20x = 284,652,447.12 × 53,451,596.64 - Step 4: Simplify right side
189,769,231.20x = 15,215,127,786,047,170 - Step 5: Solve for x
x = 15,215,127,786,047,170/189,769,231.20 - Step 6: Final answer
x = 80,177,000.72
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.