Finding the Fourth Proportional to 854,872,800,899.70, 1,282,526,250,046.60 and 395,738,479,131.98
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Solution
The fourth proportional to 854,872,800,899.70, 1,282,526,250,046.60 and 395,738,479,131.98 is: 593,708,195,074.31
Step by Step Solution
- Step 1: Write the proportion equation
854,872,800,899.70 : 1,282,526,250,046.60 = 395,738,479,131.98 : x - Step 2: Convert to fraction form
854,872,800,899.70/1,282,526,250,046.60 = 395,738,479,131.98/x - Step 3: Cross multiply
854,872,800,899.70x = 1,282,526,250,046.60 × 395,738,479,131.98 - Step 4: Simplify right side
854,872,800,899.70x = 507,544,987,640,282,975,567,872 - Step 5: Solve for x
x = 507,544,987,640,282,975,567,872/854,872,800,899.70 - Step 6: Final answer
x = 593,708,195,074.31
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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.