Finding the Fourth Proportional to 297,782,586.70, 446,673,880.05 and 228,907,833.10
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Solution
The fourth proportional to 297,782,586.70, 446,673,880.05 and 228,907,833.10 is: 343,361,749.65
Step by Step Solution
- Step 1: Write the proportion equation
297,782,586.70 : 446,673,880.05 = 228,907,833.10 : x - Step 2: Convert to fraction form
297,782,586.70/446,673,880.05 = 228,907,833.10/x - Step 3: Cross multiply
297,782,586.70x = 446,673,880.05 × 228,907,833.10 - Step 4: Simplify right side
297,782,586.70x = 102,247,149,984,614,816 - Step 5: Solve for x
x = 102,247,149,984,614,816/297,782,586.70 - Step 6: Final answer
x = 343,361,749.65
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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.