Finding the Fourth Proportional to 494,774,168.15, 682,796,539.17 and 271,776,456.18
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Solution
The fourth proportional to 494,774,168.15, 682,796,539.17 and 271,776,456.18 is: 375,056,006.66
Step by Step Solution
- Step 1: Write the proportion equation
494,774,168.15 : 682,796,539.17 = 271,776,456.18 : x - Step 2: Convert to fraction form
494,774,168.15/682,796,539.17 = 271,776,456.18/x - Step 3: Cross multiply
494,774,168.15x = 682,796,539.17 × 271,776,456.18 - Step 4: Simplify right side
494,774,168.15x = 185,568,023,707,591,136 - Step 5: Solve for x
x = 185,568,023,707,591,136/494,774,168.15 - Step 6: Final answer
x = 375,056,006.66
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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.