Finding the Fourth Proportional to 189,511,273.40, 283,446,276.41 and 111,602,465.69
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Solution
The fourth proportional to 189,511,273.40, 283,446,276.41 and 111,602,465.69 is: 166,920,430.49
Step by Step Solution
- Step 1: Write the proportion equation
189,511,273.40 : 283,446,276.41 = 111,602,465.69 : x - Step 2: Convert to fraction form
189,511,273.40/283,446,276.41 = 111,602,465.69/x - Step 3: Cross multiply
189,511,273.40x = 283,446,276.41 × 111,602,465.69 - Step 4: Simplify right side
189,511,273.40x = 31,633,303,336,867,060 - Step 5: Solve for x
x = 31,633,303,336,867,060/189,511,273.40 - Step 6: Final answer
x = 166,920,430.49
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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.