Finding the Fourth Proportional to 154,055,161.05, 212,617,922.36 and 95,336,736.99
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Solution
The fourth proportional to 154,055,161.05, 212,617,922.36 and 95,336,736.99 is: 131,578,188.00
Step by Step Solution
- Step 1: Write the proportion equation
154,055,161.05 : 212,617,922.36 = 95,336,736.99 : x - Step 2: Convert to fraction form
154,055,161.05/212,617,922.36 = 95,336,736.99/x - Step 3: Cross multiply
154,055,161.05x = 212,617,922.36 × 95,336,736.99 - Step 4: Simplify right side
154,055,161.05x = 20,270,298,942,918,876 - Step 5: Solve for x
x = 20,270,298,942,918,876/154,055,161.05 - Step 6: Final answer
x = 131,578,188.00
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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.