Finding the Fourth Proportional to 227,199,917.21, 313,522,373.36 and 131,823,037.26
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Solution
The fourth proportional to 227,199,917.21, 313,522,373.36 and 131,823,037.26 is: 181,907,951.43
Step by Step Solution
- Step 1: Write the proportion equation
227,199,917.21 : 313,522,373.36 = 131,823,037.26 : x - Step 2: Convert to fraction form
227,199,917.21/313,522,373.36 = 131,823,037.26/x - Step 3: Cross multiply
227,199,917.21x = 313,522,373.36 × 131,823,037.26 - Step 4: Simplify right side
227,199,917.21x = 41,329,471,504,619,800 - Step 5: Solve for x
x = 41,329,471,504,619,800/227,199,917.21 - Step 6: Final answer
x = 181,907,951.43
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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.