Finding the Third Proportional to 409,526,448 and 579,467,367
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Solution
The third proportional to 409,526,448 and 579,467,367 is: 819,928,556.65
Step by Step Solution
- Step 1: Write the proportion equation
409,526,448 : 579,467,367 = 579,467,367 : x - Step 2: Convert to fraction form
409,526,448/579,467,367 = 579,467,367/x - Step 3: Cross multiply
409,526,448x = 579,467,367 × 579,467,367 - Step 4: Simplify right side
409,526,448x = 335,782,429,417,912,704 - Step 5: Solve for x
x = 335,782,429,417,912,704/409,526,448 - Step 6: Final answer
x = 819,928,556.65
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Why These Related Problems?
These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.