Finding the Fourth Proportional to 4,368,664,983.40, 6,552,997,475.10 and 2,899,336,906.60
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Solution
The fourth proportional to 4,368,664,983.40, 6,552,997,475.10 and 2,899,336,906.60 is: 4,349,005,359.90
Step by Step Solution
- Step 1: Write the proportion equation
4,368,664,983.40 : 6,552,997,475.10 = 2,899,336,906.60 : x - Step 2: Convert to fraction form
4,368,664,983.40/6,552,997,475.10 = 2,899,336,906.60/x - Step 3: Cross multiply
4,368,664,983.40x = 6,552,997,475.10 × 2,899,336,906.60 - Step 4: Simplify right side
4,368,664,983.40x = 18,999,347,428,414,046,208 - Step 5: Solve for x
x = 18,999,347,428,414,046,208/4,368,664,983.40 - Step 6: Final answer
x = 4,349,005,359.90
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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.