Finding the Fourth Proportional to 177,474,059.20, 266,211,088.80 and 168,516,107.20
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Solution
The fourth proportional to 177,474,059.20, 266,211,088.80 and 168,516,107.20 is: 252,774,160.80
Step by Step Solution
- Step 1: Write the proportion equation
177,474,059.20 : 266,211,088.80 = 168,516,107.20 : x - Step 2: Convert to fraction form
177,474,059.20/266,211,088.80 = 168,516,107.20/x - Step 3: Cross multiply
177,474,059.20x = 266,211,088.80 × 168,516,107.20 - Step 4: Simplify right side
177,474,059.20x = 44,860,856,378,049,520 - Step 5: Solve for x
x = 44,860,856,378,049,520/177,474,059.20 - Step 6: Final answer
x = 252,774,160.80
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1.5x scale
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.