Finding the Fourth Proportional to 197,965,136.10, 296,947,704.15 and 133,467,881.70
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Solution
The fourth proportional to 197,965,136.10, 296,947,704.15 and 133,467,881.70 is: 200,201,822.55
Step by Step Solution
- Step 1: Write the proportion equation
197,965,136.10 : 296,947,704.15 = 133,467,881.70 : x - Step 2: Convert to fraction form
197,965,136.10/296,947,704.15 = 133,467,881.70/x - Step 3: Cross multiply
197,965,136.10x = 296,947,704.15 × 133,467,881.70 - Step 4: Simplify right side
197,965,136.10x = 39,632,981,048,578,800 - Step 5: Solve for x
x = 39,632,981,048,578,800/197,965,136.10 - Step 6: Final answer
x = 200,201,822.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.