Finding the Fourth Proportional to 151,259,608.40, 226,889,412.60 and 147,900,376.40
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Solution
The fourth proportional to 151,259,608.40, 226,889,412.60 and 147,900,376.40 is: 221,850,564.60
Step by Step Solution
- Step 1: Write the proportion equation
151,259,608.40 : 226,889,412.60 = 147,900,376.40 : x - Step 2: Convert to fraction form
151,259,608.40/226,889,412.60 = 147,900,376.40/x - Step 3: Cross multiply
151,259,608.40x = 226,889,412.60 × 147,900,376.40 - Step 4: Simplify right side
151,259,608.40x = 33,557,029,524,714,904 - Step 5: Solve for x
x = 33,557,029,524,714,904/151,259,608.40 - Step 6: Final answer
x = 221,850,564.60
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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.