Finding the Fourth Proportional to 366,271,638.12, 505,454,744.61 and 201,269,836.44
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Solution
The fourth proportional to 366,271,638.12, 505,454,744.61 and 201,269,836.44 is: 277,752,310.55
Step by Step Solution
- Step 1: Write the proportion equation
366,271,638.12 : 505,454,744.61 = 201,269,836.44 : x - Step 2: Convert to fraction form
366,271,638.12/505,454,744.61 = 201,269,836.44/x - Step 3: Cross multiply
366,271,638.12x = 505,454,744.61 × 201,269,836.44 - Step 4: Simplify right side
366,271,638.12x = 101,732,793,775,476,672 - Step 5: Solve for x
x = 101,732,793,775,476,672/366,271,638.12 - Step 6: Final answer
x = 277,752,310.55
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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.