Finding the Fourth Proportional to 2,839,162,299.63, 4,254,936,621.36 and 2,209,654,450.99
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Solution
The fourth proportional to 2,839,162,299.63, 4,254,936,621.36 and 2,209,654,450.99 is: 3,311,518,910.10
Step by Step Solution
- Step 1: Write the proportion equation
2,839,162,299.63 : 4,254,936,621.36 = 2,209,654,450.99 : x - Step 2: Convert to fraction form
2,839,162,299.63/4,254,936,621.36 = 2,209,654,450.99/x - Step 3: Cross multiply
2,839,162,299.63x = 4,254,936,621.36 × 2,209,654,450.99 - Step 4: Simplify right side
2,839,162,299.63x = 9,401,939,644,068,474,880 - Step 5: Solve for x
x = 9,401,939,644,068,474,880/2,839,162,299.63 - Step 6: Final answer
x = 3,311,518,910.10
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1.5x scale
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.