Finding the Fourth Proportional to 3,844,256,340.24, 5,305,279,730.31 and 2,150,609,951.34
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Solution
The fourth proportional to 3,844,256,340.24, 5,305,279,730.31 and 2,150,609,951.34 is: 2,967,956,965.62
Step by Step Solution
- Step 1: Write the proportion equation
3,844,256,340.24 : 5,305,279,730.31 = 2,150,609,951.34 : x - Step 2: Convert to fraction form
3,844,256,340.24/5,305,279,730.31 = 2,150,609,951.34/x - Step 3: Cross multiply
3,844,256,340.24x = 5,305,279,730.31 × 2,150,609,951.34 - Step 4: Simplify right side
3,844,256,340.24x = 11,409,587,382,647,078,912 - Step 5: Solve for x
x = 11,409,587,382,647,078,912/3,844,256,340.24 - Step 6: Final answer
x = 2,967,956,965.62
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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.