Finding the Fourth Proportional to 7,416,458,181, 11,124,691,259.13 and 2,757,726,800.82
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Solution
The fourth proportional to 7,416,458,181, 11,124,691,259.13 and 2,757,726,800.82 is: 4,136,591,683.99
Step by Step Solution
- Step 1: Write the proportion equation
7,416,458,181 : 11,124,691,259.13 = 2,757,726,800.82 : x - Step 2: Convert to fraction form
7,416,458,181/11,124,691,259.13 = 2,757,726,800.82/x - Step 3: Cross multiply
7,416,458,181x = 11,124,691,259.13 × 2,757,726,800.82 - Step 4: Simplify right side
7,416,458,181x = 30,678,859,236,150,792,192 - Step 5: Solve for x
x = 30,678,859,236,150,792,192/7,416,458,181 - Step 6: Final answer
x = 4,136,591,683.99
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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.