Finding the Fourth Proportional to 189,165,086.40, 283,747,629.60 and 52,850,251.20
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Solution
The fourth proportional to 189,165,086.40, 283,747,629.60 and 52,850,251.20 is: 79,275,376.80
Step by Step Solution
- Step 1: Write the proportion equation
189,165,086.40 : 283,747,629.60 = 52,850,251.20 : x - Step 2: Convert to fraction form
189,165,086.40/283,747,629.60 = 52,850,251.20/x - Step 3: Cross multiply
189,165,086.40x = 283,747,629.60 × 52,850,251.20 - Step 4: Simplify right side
189,165,086.40x = 14,996,133,501,764,558 - Step 5: Solve for x
x = 14,996,133,501,764,558/189,165,086.40 - Step 6: Final answer
x = 79,275,376.80
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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.