Finding the Fourth Proportional to 4,114,621,912.05, 5,678,173,917.50 and 2,235,028,665.96
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Solution
The fourth proportional to 4,114,621,912.05, 5,678,173,917.50 and 2,235,028,665.96 is: 3,084,337,211.82
Step by Step Solution
- Step 1: Write the proportion equation
4,114,621,912.05 : 5,678,173,917.50 = 2,235,028,665.96 : x - Step 2: Convert to fraction form
4,114,621,912.05/5,678,173,917.50 = 2,235,028,665.96/x - Step 3: Cross multiply
4,114,621,912.05x = 5,678,173,917.50 × 2,235,028,665.96 - Step 4: Simplify right side
4,114,621,912.05x = 12,690,881,475,907,717,120 - Step 5: Solve for x
x = 12,690,881,475,907,717,120/4,114,621,912.05 - Step 6: Final answer
x = 3,084,337,211.82
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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.