Finding the Fourth Proportional to 107,264,761.20, 160,981,122.60 and 49,764,157.20
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Solution
The fourth proportional to 107,264,761.20, 160,981,122.60 and 49,764,157.20 is: 74,685,197.65
Step by Step Solution
- Step 1: Write the proportion equation
107,264,761.20 : 160,981,122.60 = 49,764,157.20 : x - Step 2: Convert to fraction form
107,264,761.20/160,981,122.60 = 49,764,157.20/x - Step 3: Cross multiply
107,264,761.20x = 160,981,122.60 × 49,764,157.20 - Step 4: Simplify right side
107,264,761.20x = 8,011,089,891,298,873 - Step 5: Solve for x
x = 8,011,089,891,298,873/107,264,761.20 - Step 6: Final answer
x = 74,685,197.65
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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.