Finding the Fourth Proportional to 201,014,900.10, 301,522,350.15 and 160,704,116.10
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Solution
The fourth proportional to 201,014,900.10, 301,522,350.15 and 160,704,116.10 is: 241,056,174.15
Step by Step Solution
- Step 1: Write the proportion equation
201,014,900.10 : 301,522,350.15 = 160,704,116.10 : x - Step 2: Convert to fraction form
201,014,900.10/301,522,350.15 = 160,704,116.10/x - Step 3: Cross multiply
201,014,900.10x = 301,522,350.15 × 160,704,116.10 - Step 4: Simplify right side
201,014,900.10x = 48,455,882,765,250,448 - Step 5: Solve for x
x = 48,455,882,765,250,448/201,014,900.10 - Step 6: Final answer
x = 241,056,174.15
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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.