Finding the Fourth Proportional to 5,177,776,816.44, 7,772,192,205.30 and 2,231,510,427.48
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Solution
The fourth proportional to 5,177,776,816.44, 7,772,192,205.30 and 2,231,510,427.48 is: 3,349,647,650.98
Step by Step Solution
- Step 1: Write the proportion equation
5,177,776,816.44 : 7,772,192,205.30 = 2,231,510,427.48 : x - Step 2: Convert to fraction form
5,177,776,816.44/7,772,192,205.30 = 2,231,510,427.48/x - Step 3: Cross multiply
5,177,776,816.44x = 7,772,192,205.30 × 2,231,510,427.48 - Step 4: Simplify right side
5,177,776,816.44x = 17,343,727,950,505,728,000 - Step 5: Solve for x
x = 17,343,727,950,505,728,000/5,177,776,816.44 - Step 6: Final answer
x = 3,349,647,650.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.