Finding the Fourth Proportional to 5,392,365,375.44, 7,440,819,735.30 and 2,980,722,091.16
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Solution
The fourth proportional to 5,392,365,375.44, 7,440,819,735.30 and 2,980,722,091.16 is: 4,113,040,236.92
Step by Step Solution
- Step 1: Write the proportion equation
5,392,365,375.44 : 7,440,819,735.30 = 2,980,722,091.16 : x - Step 2: Convert to fraction form
5,392,365,375.44/7,440,819,735.30 = 2,980,722,091.16/x - Step 3: Cross multiply
5,392,365,375.44x = 7,440,819,735.30 × 2,980,722,091.16 - Step 4: Simplify right side
5,392,365,375.44x = 22,179,015,761,348,014,080 - Step 5: Solve for x
x = 22,179,015,761,348,014,080/5,392,365,375.44 - Step 6: Final answer
x = 4,113,040,236.92
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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.