Finding the Fourth Proportional to 227,181,477.67, 313,510,425.88 and 122,759,546.02
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Solution
The fourth proportional to 227,181,477.67, 313,510,425.88 and 122,759,546.02 is: 169,408,166.32
Step by Step Solution
- Step 1: Write the proportion equation
227,181,477.67 : 313,510,425.88 = 122,759,546.02 : x - Step 2: Convert to fraction form
227,181,477.67/313,510,425.88 = 122,759,546.02/x - Step 3: Cross multiply
227,181,477.67x = 313,510,425.88 × 122,759,546.02 - Step 4: Simplify right side
227,181,477.67x = 38,486,397,551,998,104 - Step 5: Solve for x
x = 38,486,397,551,998,104/227,181,477.67 - Step 6: Final answer
x = 169,408,166.32
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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.