Finding the Fourth Proportional to 122,467,251.76, 183,723,479.84 and 50,669,266.48
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Solution
The fourth proportional to 122,467,251.76, 183,723,479.84 and 50,669,266.48 is: 76,013,251.09
Step by Step Solution
- Step 1: Write the proportion equation
122,467,251.76 : 183,723,479.84 = 50,669,266.48 : x - Step 2: Convert to fraction form
122,467,251.76/183,723,479.84 = 50,669,266.48/x - Step 3: Cross multiply
122,467,251.76x = 183,723,479.84 × 50,669,266.48 - Step 4: Simplify right side
122,467,251.76x = 9,309,133,958,645,868 - Step 5: Solve for x
x = 9,309,133,958,645,868/122,467,251.76 - Step 6: Final answer
x = 76,013,251.09
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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.