Finding the Fourth Proportional to 244,516,524,812.05, 366,942,324,787.84 and 85,339,624,147.59
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Solution
The fourth proportional to 244,516,524,812.05, 366,942,324,787.84 and 85,339,624,147.59 is: 128,067,909,133.37
Step by Step Solution
- Step 1: Write the proportion equation
244,516,524,812.05 : 366,942,324,787.84 = 85,339,624,147.59 : x - Step 2: Convert to fraction form
244,516,524,812.05/366,942,324,787.84 = 85,339,624,147.59/x - Step 3: Cross multiply
244,516,524,812.05x = 366,942,324,787.84 × 85,339,624,147.59 - Step 4: Simplify right side
244,516,524,812.05x = 31,314,720,081,237,162,065,920 - Step 5: Solve for x
x = 31,314,720,081,237,162,065,920/244,516,524,812.05 - Step 6: Final answer
x = 128,067,909,133.37
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1.5x scale
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.