Finding the Fourth Proportional to 494,823,072.36, 682,815,184.56 and 271,793,227.92
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Solution
The fourth proportional to 494,823,072.36, 682,815,184.56 and 271,793,227.92 is: 375,052,323.65
Step by Step Solution
- Step 1: Write the proportion equation
494,823,072.36 : 682,815,184.56 = 271,793,227.92 : x - Step 2: Convert to fraction form
494,823,072.36/682,815,184.56 = 271,793,227.92/x - Step 3: Cross multiply
494,823,072.36x = 682,815,184.56 × 271,793,227.92 - Step 4: Simplify right side
494,823,072.36x = 185,584,543,084,352,928 - Step 5: Solve for x
x = 185,584,543,084,352,928/494,823,072.36 - Step 6: Final answer
x = 375,052,323.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.