Finding the Fourth Proportional to 57,231,373.35, 85,847,578.99 and 16,290,796.40
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Solution
The fourth proportional to 57,231,373.35, 85,847,578.99 and 16,290,796.40 is: 24,436,342.31
Step by Step Solution
- Step 1: Write the proportion equation
57,231,373.35 : 85,847,578.99 = 16,290,796.40 : x - Step 2: Convert to fraction form
57,231,373.35/85,847,578.99 = 16,290,796.40/x - Step 3: Cross multiply
57,231,373.35x = 85,847,578.99 × 16,290,796.40 - Step 4: Simplify right side
57,231,373.35x = 1,398,525,430,289,042.75 - Step 5: Solve for x
x = 1,398,525,430,289,042.75/57,231,373.35 - Step 6: Final answer
x = 24,436,342.31
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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.