Finding the Fourth Proportional to 159,244,512.34, 219,644,227.66 and 106,294,523.38
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Solution
The fourth proportional to 159,244,512.34, 219,644,227.66 and 106,294,523.38 is: 146,610,882.53
Step by Step Solution
- Step 1: Write the proportion equation
159,244,512.34 : 219,644,227.66 = 106,294,523.38 : x - Step 2: Convert to fraction form
159,244,512.34/219,644,227.66 = 106,294,523.38/x - Step 3: Cross multiply
159,244,512.34x = 219,644,227.66 × 106,294,523.38 - Step 4: Simplify right side
159,244,512.34x = 23,346,978,492,287,912 - Step 5: Solve for x
x = 23,346,978,492,287,912/159,244,512.34 - Step 6: Final answer
x = 146,610,882.53
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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.