Finding the Fourth Proportional to 4,491,169,181.79, 6,198,045,651.36 and 2,586,213,406.05
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Solution
The fourth proportional to 4,491,169,181.79, 6,198,045,651.36 and 2,586,213,406.05 is: 3,569,108,200.12
Step by Step Solution
- Step 1: Write the proportion equation
4,491,169,181.79 : 6,198,045,651.36 = 2,586,213,406.05 : x - Step 2: Convert to fraction form
4,491,169,181.79/6,198,045,651.36 = 2,586,213,406.05/x - Step 3: Cross multiply
4,491,169,181.79x = 6,198,045,651.36 × 2,586,213,406.05 - Step 4: Simplify right side
4,491,169,181.79x = 16,029,468,754,857,136,128 - Step 5: Solve for x
x = 16,029,468,754,857,136,128/4,491,169,181.79 - Step 6: Final answer
x = 3,569,108,200.12
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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.