Finding the Fourth Proportional to 151,160,134.40, 226,740,201.60 and 64,883,859.20
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Solution
The fourth proportional to 151,160,134.40, 226,740,201.60 and 64,883,859.20 is: 97,325,788.80
Step by Step Solution
- Step 1: Write the proportion equation
151,160,134.40 : 226,740,201.60 = 64,883,859.20 : x - Step 2: Convert to fraction form
151,160,134.40/226,740,201.60 = 64,883,859.20/x - Step 3: Cross multiply
151,160,134.40x = 226,740,201.60 × 64,883,859.20 - Step 4: Simplify right side
151,160,134.40x = 14,711,779,315,594,016 - Step 5: Solve for x
x = 14,711,779,315,594,016/151,160,134.40 - Step 6: Final answer
x = 97,325,788.80
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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.