Finding the Fourth Proportional to 82,046,098.08, 113,258,477.97 and 51,121,546.38
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Solution
The fourth proportional to 82,046,098.08, 113,258,477.97 and 51,121,546.38 is: 70,569,456.32
Step by Step Solution
- Step 1: Write the proportion equation
82,046,098.08 : 113,258,477.97 = 51,121,546.38 : x - Step 2: Convert to fraction form
82,046,098.08/113,258,477.97 = 51,121,546.38/x - Step 3: Cross multiply
82,046,098.08x = 113,258,477.97 × 51,121,546.38 - Step 4: Simplify right side
82,046,098.08x = 5,789,948,534,471,563 - Step 5: Solve for x
x = 5,789,948,534,471,563/82,046,098.08 - Step 6: Final answer
x = 70,569,456.32
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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.