Finding the Fourth Proportional to 2,512,802,857.24, 3,467,556,086.45 and 1,440,337,334.74
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Solution
The fourth proportional to 2,512,802,857.24, 3,467,556,086.45 and 1,440,337,334.74 is: 1,987,601,405.83
Step by Step Solution
- Step 1: Write the proportion equation
2,512,802,857.24 : 3,467,556,086.45 = 1,440,337,334.74 : x - Step 2: Convert to fraction form
2,512,802,857.24/3,467,556,086.45 = 1,440,337,334.74/x - Step 3: Cross multiply
2,512,802,857.24x = 3,467,556,086.45 × 1,440,337,334.74 - Step 4: Simplify right side
2,512,802,857.24x = 4,994,450,491,601,519,616 - Step 5: Solve for x
x = 4,994,450,491,601,519,616/2,512,802,857.24 - Step 6: Final answer
x = 1,987,601,405.83
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1.5x scale
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.