Finding the Fourth Proportional to 62,230,212.20, 93,345,318.30 and 53,720,157.80
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Solution
The fourth proportional to 62,230,212.20, 93,345,318.30 and 53,720,157.80 is: 80,580,236.70
Step by Step Solution
- Step 1: Write the proportion equation
62,230,212.20 : 93,345,318.30 = 53,720,157.80 : x - Step 2: Convert to fraction form
62,230,212.20/93,345,318.30 = 53,720,157.80/x - Step 3: Cross multiply
62,230,212.20x = 93,345,318.30 × 53,720,157.80 - Step 4: Simplify right side
62,230,212.20x = 5,014,525,228,967,227 - Step 5: Solve for x
x = 5,014,525,228,967,227/62,230,212.20 - Step 6: Final answer
x = 80,580,236.70
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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.