Finding the Fourth Proportional to 3,326,990,148,976.50, 4,591,242,923,484 and 1,863,777,261,907
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Solution
The fourth proportional to 3,326,990,148,976.50, 4,591,242,923,484 and 1,863,777,261,907 is: 2,572,010,670,759.98
Step by Step Solution
- Step 1: Write the proportion equation
3,326,990,148,976.50 : 4,591,242,923,484 = 1,863,777,261,907 : x - Step 2: Convert to fraction form
3,326,990,148,976.50/4,591,242,923,484 = 1,863,777,261,907/x - Step 3: Cross multiply
3,326,990,148,976.50x = 4,591,242,923,484 × 1,863,777,261,907 - Step 4: Simplify right side
3,326,990,148,976.50x = 8,557,054,164,680,899,278,405,632 - Step 5: Solve for x
x = 8,557,054,164,680,899,278,405,632/3,326,990,148,976.50 - Step 6: Final answer
x = 2,572,010,670,759.98
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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.