Finding the Fourth Proportional to 45,921,778.53, 68,882,762.57 and 43,115,770.05
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Solution
The fourth proportional to 45,921,778.53, 68,882,762.57 and 43,115,770.05 is: 64,673,744.05
Step by Step Solution
- Step 1: Write the proportion equation
45,921,778.53 : 68,882,762.57 = 43,115,770.05 : x - Step 2: Convert to fraction form
45,921,778.53/68,882,762.57 = 43,115,770.05/x - Step 3: Cross multiply
45,921,778.53x = 68,882,762.57 × 43,115,770.05 - Step 4: Simplify right side
45,921,778.53x = 2,969,933,351,161,288 - Step 5: Solve for x
x = 2,969,933,351,161,288/45,921,778.53 - Step 6: Final answer
x = 64,673,744.05
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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.