Finding the Fourth Proportional to 569,957,556.39, 855,489,178.69 and 275,060,207.99
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Solution
The fourth proportional to 569,957,556.39, 855,489,178.69 and 275,060,207.99 is: 412,857,113.28
Step by Step Solution
- Step 1: Write the proportion equation
569,957,556.39 : 855,489,178.69 = 275,060,207.99 : x - Step 2: Convert to fraction form
569,957,556.39/855,489,178.69 = 275,060,207.99/x - Step 3: Cross multiply
569,957,556.39x = 855,489,178.69 × 275,060,207.99 - Step 4: Simplify right side
569,957,556.39x = 235,311,031,423,665,696 - Step 5: Solve for x
x = 235,311,031,423,665,696/569,957,556.39 - Step 6: Final answer
x = 412,857,113.28
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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.