Finding the Fourth Proportional to 146,765,268.70, 220,147,903.05 and 37,590,228.70
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Solution
The fourth proportional to 146,765,268.70, 220,147,903.05 and 37,590,228.70 is: 56,385,343.05
Step by Step Solution
- Step 1: Write the proportion equation
146,765,268.70 : 220,147,903.05 = 37,590,228.70 : x - Step 2: Convert to fraction form
146,765,268.70/220,147,903.05 = 37,590,228.70/x - Step 3: Cross multiply
146,765,268.70x = 220,147,903.05 × 37,590,228.70 - Step 4: Simplify right side
146,765,268.70x = 8,275,410,023,474,929 - Step 5: Solve for x
x = 8,275,410,023,474,929/146,765,268.70 - Step 6: Final answer
x = 56,385,343.05
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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.