Finding the Fourth Proportional to 4,984,299,528.09, 6,880,451,247.44 and 3,105,633,006.86
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Solution
The fourth proportional to 4,984,299,528.09, 6,880,451,247.44 and 3,105,633,006.86 is: 4,287,093,176.42
Step by Step Solution
- Step 1: Write the proportion equation
4,984,299,528.09 : 6,880,451,247.44 = 3,105,633,006.86 : x - Step 2: Convert to fraction form
4,984,299,528.09/6,880,451,247.44 = 3,105,633,006.86/x - Step 3: Cross multiply
4,984,299,528.09x = 6,880,451,247.44 × 3,105,633,006.86 - Step 4: Simplify right side
4,984,299,528.09x = 21,368,156,496,090,796,032 - Step 5: Solve for x
x = 21,368,156,496,090,796,032/4,984,299,528.09 - Step 6: Final answer
x = 4,287,093,176.42
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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.