Finding the Fourth Proportional to 5,049,845,761.92, 6,969,002,370.24 and 2,822,177,884.48
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Solution
The fourth proportional to 5,049,845,761.92, 6,969,002,370.24 and 2,822,177,884.48 is: 3,894,725,758.65
Step by Step Solution
- Step 1: Write the proportion equation
5,049,845,761.92 : 6,969,002,370.24 = 2,822,177,884.48 : x - Step 2: Convert to fraction form
5,049,845,761.92/6,969,002,370.24 = 2,822,177,884.48/x - Step 3: Cross multiply
5,049,845,761.92x = 6,969,002,370.24 × 2,822,177,884.48 - Step 4: Simplify right side
5,049,845,761.92x = 19,667,764,366,180,028,416 - Step 5: Solve for x
x = 19,667,764,366,180,028,416/5,049,845,761.92 - Step 6: Final answer
x = 3,894,725,758.65
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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.