Finding the Fourth Proportional to 327,649,711.28, 452,153,544.84 and 178,970,775.48
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Solution
The fourth proportional to 327,649,711.28, 452,153,544.84 and 178,970,775.48 is: 246,978,000.50
Step by Step Solution
- Step 1: Write the proportion equation
327,649,711.28 : 452,153,544.84 = 178,970,775.48 : x - Step 2: Convert to fraction form
327,649,711.28/452,153,544.84 = 178,970,775.48/x - Step 3: Cross multiply
327,649,711.28x = 452,153,544.84 × 178,970,775.48 - Step 4: Simplify right side
327,649,711.28x = 80,922,270,556,045,744 - Step 5: Solve for x
x = 80,922,270,556,045,744/327,649,711.28 - Step 6: Final answer
x = 246,978,000.50
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.