Finding the Fourth Proportional to 366,271,640.12, 505,454,747.37 and 201,269,838.44
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Solution
The fourth proportional to 366,271,640.12, 505,454,747.37 and 201,269,838.44 is: 277,752,313.31
Step by Step Solution
- Step 1: Write the proportion equation
366,271,640.12 : 505,454,747.37 = 201,269,838.44 : x - Step 2: Convert to fraction form
366,271,640.12/505,454,747.37 = 201,269,838.44/x - Step 3: Cross multiply
366,271,640.12x = 505,454,747.37 × 201,269,838.44 - Step 4: Simplify right side
366,271,640.12x = 101,732,795,341,890,912 - Step 5: Solve for x
x = 101,732,795,341,890,912/366,271,640.12 - Step 6: Final answer
x = 277,752,313.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.