Finding the Fourth Proportional to 6,994,045,993.44, 10,489,919,847.40 and 2,511,212,628.40
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Solution
The fourth proportional to 6,994,045,993.44, 10,489,919,847.40 and 2,511,212,628.40 is: 3,766,406,342.82
Step by Step Solution
- Step 1: Write the proportion equation
6,994,045,993.44 : 10,489,919,847.40 = 2,511,212,628.40 : x - Step 2: Convert to fraction form
6,994,045,993.44/10,489,919,847.40 = 2,511,212,628.40/x - Step 3: Cross multiply
6,994,045,993.44x = 10,489,919,847.40 × 2,511,212,628.40 - Step 4: Simplify right side
6,994,045,993.44x = 26,342,419,191,694,680,064 - Step 5: Solve for x
x = 26,342,419,191,694,680,064/6,994,045,993.44 - Step 6: Final answer
x = 3,766,406,342.82
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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.