Finding the Fourth Proportional to 376,738,296, 519,782,005.44 and 219,992,331.84
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Solution
The fourth proportional to 376,738,296, 519,782,005.44 and 219,992,331.84 is: 303,521,188.69
Step by Step Solution
- Step 1: Write the proportion equation
376,738,296 : 519,782,005.44 = 219,992,331.84 : x - Step 2: Convert to fraction form
376,738,296/519,782,005.44 = 219,992,331.84/x - Step 3: Cross multiply
376,738,296x = 519,782,005.44 × 219,992,331.84 - Step 4: Simplify right side
376,738,296x = 114,348,055,425,217,168 - Step 5: Solve for x
x = 114,348,055,425,217,168/376,738,296 - Step 6: Final answer
x = 303,521,188.69
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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.