Finding the Fourth Proportional to 46,628,275.80, 69,942,413.70 and 29,622,163.80
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Solution
The fourth proportional to 46,628,275.80, 69,942,413.70 and 29,622,163.80 is: 44,433,245.70
Step by Step Solution
- Step 1: Write the proportion equation
46,628,275.80 : 69,942,413.70 = 29,622,163.80 : x - Step 2: Convert to fraction form
46,628,275.80/69,942,413.70 = 29,622,163.80/x - Step 3: Cross multiply
46,628,275.80x = 69,942,413.70 × 29,622,163.80 - Step 4: Simplify right side
46,628,275.80x = 2,071,845,635,188,764.25 - Step 5: Solve for x
x = 2,071,845,635,188,764.25/46,628,275.80 - Step 6: Final answer
x = 44,433,245.70
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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.