Finding the Fourth Proportional to 201,043,305.70, 277,451,610.60 and 151,396,087.48
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Solution
The fourth proportional to 201,043,305.70, 277,451,610.60 and 151,396,087.48 is: 208,935,523.44
Step by Step Solution
- Step 1: Write the proportion equation
201,043,305.70 : 277,451,610.60 = 151,396,087.48 : x - Step 2: Convert to fraction form
201,043,305.70/277,451,610.60 = 151,396,087.48/x - Step 3: Cross multiply
201,043,305.70x = 277,451,610.60 × 151,396,087.48 - Step 4: Simplify right side
201,043,305.70x = 42,005,088,309,864,496 - Step 5: Solve for x
x = 42,005,088,309,864,496/201,043,305.70 - Step 6: Final answer
x = 208,935,523.44
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.