Finding the Fourth Proportional to 102,883,896.67, 154,293,321.58 and 33,785,309.09
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Solution
The fourth proportional to 102,883,896.67, 154,293,321.58 and 33,785,309.09 is: 50,667,283.50
Step by Step Solution
- Step 1: Write the proportion equation
102,883,896.67 : 154,293,321.58 = 33,785,309.09 : x - Step 2: Convert to fraction form
102,883,896.67/154,293,321.58 = 33,785,309.09/x - Step 3: Cross multiply
102,883,896.67x = 154,293,321.58 × 33,785,309.09 - Step 4: Simplify right side
102,883,896.67x = 5,212,847,560,207,483 - Step 5: Solve for x
x = 5,212,847,560,207,483/102,883,896.67 - Step 6: Final answer
x = 50,667,283.50
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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.