Finding the Fourth Proportional to 222,064,239.49, 332,860,163.21 and 83,831,120.98
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Solution
The fourth proportional to 222,064,239.49, 332,860,163.21 and 83,831,120.98 is: 125,657,515.48
Step by Step Solution
- Step 1: Write the proportion equation
222,064,239.49 : 332,860,163.21 = 83,831,120.98 : x - Step 2: Convert to fraction form
222,064,239.49/332,860,163.21 = 83,831,120.98/x - Step 3: Cross multiply
222,064,239.49x = 332,860,163.21 × 83,831,120.98 - Step 4: Simplify right side
222,064,239.49x = 27,904,040,611,480,056 - Step 5: Solve for x
x = 27,904,040,611,480,056/222,064,239.49 - Step 6: Final answer
x = 125,657,515.48
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1.5x scale
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.