Finding the Fourth Proportional to 88,890,318.83, 122,673,399.87 and 49,729,760.75
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Solution
The fourth proportional to 88,890,318.83, 122,673,399.87 and 49,729,760.75 is: 68,629,732.75
Step by Step Solution
- Step 1: Write the proportion equation
88,890,318.83 : 122,673,399.87 = 49,729,760.75 : x - Step 2: Convert to fraction form
88,890,318.83/122,673,399.87 = 49,729,760.75/x - Step 3: Cross multiply
88,890,318.83x = 122,673,399.87 × 49,729,760.75 - Step 4: Simplify right side
88,890,318.83x = 6,100,518,825,310,814 - Step 5: Solve for x
x = 6,100,518,825,310,814/88,890,318.83 - Step 6: Final answer
x = 68,629,732.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.