Finding the Fourth Proportional to 244,516,524,813.55, 366,942,324,790.09 and 85,339,624,149.09
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Solution
The fourth proportional to 244,516,524,813.55, 366,942,324,790.09 and 85,339,624,149.09 is: 128,067,909,135.62
Step by Step Solution
- Step 1: Write the proportion equation
244,516,524,813.55 : 366,942,324,790.09 = 85,339,624,149.09 : x - Step 2: Convert to fraction form
244,516,524,813.55/366,942,324,790.09 = 85,339,624,149.09/x - Step 3: Cross multiply
244,516,524,813.55x = 366,942,324,790.09 × 85,339,624,149.09 - Step 4: Simplify right side
244,516,524,813.55x = 31,314,720,081,979,591,622,656 - Step 5: Solve for x
x = 31,314,720,081,979,591,622,656/244,516,524,813.55 - Step 6: Final answer
x = 128,067,909,135.62
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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.