Finding the Fourth Proportional to 204,540,321.41, 306,811,629.09 and 68,225,330.69
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Solution
The fourth proportional to 204,540,321.41, 306,811,629.09 and 68,225,330.69 is: 102,338,378.61
Step by Step Solution
- Step 1: Write the proportion equation
204,540,321.41 : 306,811,629.09 = 68,225,330.69 : x - Step 2: Convert to fraction form
204,540,321.41/306,811,629.09 = 68,225,330.69/x - Step 3: Cross multiply
204,540,321.41x = 306,811,629.09 × 68,225,330.69 - Step 4: Simplify right side
204,540,321.41x = 20,932,324,854,202,872 - Step 5: Solve for x
x = 20,932,324,854,202,872/204,540,321.41 - Step 6: Final answer
x = 102,338,378.61
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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.