Finding the Fourth Proportional to 197,178,059.19, 295,793,991.72 and 82,135,697.31
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Solution
The fourth proportional to 197,178,059.19, 295,793,991.72 and 82,135,697.31 is: 123,214,752.54
Step by Step Solution
- Step 1: Write the proportion equation
197,178,059.19 : 295,793,991.72 = 82,135,697.31 : x - Step 2: Convert to fraction form
197,178,059.19/295,793,991.72 = 82,135,697.31/x - Step 3: Cross multiply
197,178,059.19x = 295,793,991.72 × 82,135,697.31 - Step 4: Simplify right side
197,178,059.19x = 24,295,245,770,030,568 - Step 5: Solve for x
x = 24,295,245,770,030,568/197,178,059.19 - Step 6: Final answer
x = 123,214,752.54
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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.