Finding the Fourth Proportional to 188,882,789.16, 283,122,353.34 and 134,866,338.60
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Solution
The fourth proportional to 188,882,789.16, 283,122,353.34 and 134,866,338.60 is: 202,155,396.69
Step by Step Solution
- Step 1: Write the proportion equation
188,882,789.16 : 283,122,353.34 = 134,866,338.60 : x - Step 2: Convert to fraction form
188,882,789.16/283,122,353.34 = 134,866,338.60/x - Step 3: Cross multiply
188,882,789.16x = 283,122,353.34 × 134,866,338.60 - Step 4: Simplify right side
188,882,789.16x = 38,183,675,170,781,272 - Step 5: Solve for x
x = 38,183,675,170,781,272/188,882,789.16 - Step 6: Final answer
x = 202,155,396.69
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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.