Finding the Fourth Proportional to 227,760,919.58, 314,310,372.14 and 123,339,170.99
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Solution
The fourth proportional to 227,760,919.58, 314,310,372.14 and 123,339,170.99 is: 170,208,220.11
Step by Step Solution
- Step 1: Write the proportion equation
227,760,919.58 : 314,310,372.14 = 123,339,170.99 : x - Step 2: Convert to fraction form
227,760,919.58/314,310,372.14 = 123,339,170.99/x - Step 3: Cross multiply
227,760,919.58x = 314,310,372.14 × 123,339,170.99 - Step 4: Simplify right side
227,760,919.58x = 38,766,780,733,475,072 - Step 5: Solve for x
x = 38,766,780,733,475,072/227,760,919.58 - Step 6: Final answer
x = 170,208,220.11
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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.