Finding the Fourth Proportional to 412,379,150.16, 569,067,922.44 and 226,729,120.08
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Solution
The fourth proportional to 412,379,150.16, 569,067,922.44 and 226,729,120.08 is: 312,877,771.03
Step by Step Solution
- Step 1: Write the proportion equation
412,379,150.16 : 569,067,922.44 = 226,729,120.08 : x - Step 2: Convert to fraction form
412,379,150.16/569,067,922.44 = 226,729,120.08/x - Step 3: Cross multiply
412,379,150.16x = 569,067,922.44 × 226,729,120.08 - Step 4: Simplify right side
412,379,150.16x = 129,024,269,320,574,912 - Step 5: Solve for x
x = 129,024,269,320,574,912/412,379,150.16 - Step 6: Final answer
x = 312,877,771.03
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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.