Finding the Fourth Proportional to 264,216,029.20, 396,324,043.80 and 160,903,898.80
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Solution
The fourth proportional to 264,216,029.20, 396,324,043.80 and 160,903,898.80 is: 241,355,848.20
Step by Step Solution
- Step 1: Write the proportion equation
264,216,029.20 : 396,324,043.80 = 160,903,898.80 : x - Step 2: Convert to fraction form
264,216,029.20/396,324,043.80 = 160,903,898.80/x - Step 3: Cross multiply
264,216,029.20x = 396,324,043.80 × 160,903,898.80 - Step 4: Simplify right side
264,216,029.20x = 63,770,083,835,601,976 - Step 5: Solve for x
x = 63,770,083,835,601,976/264,216,029.20 - Step 6: Final answer
x = 241,355,848.20
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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.