Finding the Fourth Proportional to 117,452,234.80, 176,178,352.20 and 32,351,690.80
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Solution
The fourth proportional to 117,452,234.80, 176,178,352.20 and 32,351,690.80 is: 48,527,536.20
Step by Step Solution
- Step 1: Write the proportion equation
117,452,234.80 : 176,178,352.20 = 32,351,690.80 : x - Step 2: Convert to fraction form
117,452,234.80/176,178,352.20 = 32,351,690.80/x - Step 3: Cross multiply
117,452,234.80x = 176,178,352.20 × 32,351,690.80 - Step 4: Simplify right side
117,452,234.80x = 5,699,667,576,027,900 - Step 5: Solve for x
x = 5,699,667,576,027,900/117,452,234.80 - Step 6: Final answer
x = 48,527,536.20
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1.5x scale
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.