Finding the Fourth Proportional to 4,684,665,914.18, 7,028,161,917.51 and 2,324,934,349.64
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Solution
The fourth proportional to 4,684,665,914.18, 7,028,161,917.51 and 2,324,934,349.64 is: 3,487,978,728.09
Step by Step Solution
- Step 1: Write the proportion equation
4,684,665,914.18 : 7,028,161,917.51 = 2,324,934,349.64 : x - Step 2: Convert to fraction form
4,684,665,914.18/7,028,161,917.51 = 2,324,934,349.64/x - Step 3: Cross multiply
4,684,665,914.18x = 7,028,161,917.51 × 2,324,934,349.64 - Step 4: Simplify right side
4,684,665,914.18x = 16,340,015,056,850,726,912 - Step 5: Solve for x
x = 16,340,015,056,850,726,912/4,684,665,914.18 - Step 6: Final answer
x = 3,487,978,728.09
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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.