Finding the Fourth Proportional to 49,322,202.38, 68,064,768.53 and 27,297,220.62
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Solution
The fourth proportional to 49,322,202.38, 68,064,768.53 and 27,297,220.62 is: 37,670,235.99
Step by Step Solution
- Step 1: Write the proportion equation
49,322,202.38 : 68,064,768.53 = 27,297,220.62 : x - Step 2: Convert to fraction form
49,322,202.38/68,064,768.53 = 27,297,220.62/x - Step 3: Cross multiply
49,322,202.38x = 68,064,768.53 × 27,297,220.62 - Step 4: Simplify right side
49,322,202.38x = 1,857,979,003,387,311.25 - Step 5: Solve for x
x = 1,857,979,003,387,311.25/49,322,202.38 - Step 6: Final answer
x = 37,670,235.99
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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.