Finding the Fourth Proportional to 225,474,402.44, 311,044,105.08 and 195,663,209.24
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Solution
The fourth proportional to 225,474,402.44, 311,044,105.08 and 195,663,209.24 is: 269,919,277.56
Step by Step Solution
- Step 1: Write the proportion equation
225,474,402.44 : 311,044,105.08 = 195,663,209.24 : x - Step 2: Convert to fraction form
225,474,402.44/311,044,105.08 = 195,663,209.24/x - Step 3: Cross multiply
225,474,402.44x = 311,044,105.08 × 195,663,209.24 - Step 4: Simplify right side
225,474,402.44x = 60,859,887,815,136,584 - Step 5: Solve for x
x = 60,859,887,815,136,584/225,474,402.44 - Step 6: Final answer
x = 269,919,277.56
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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.