Finding the Fourth Proportional to 255,099,163.05, 357,819,072.75 and 255,099,163.05
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Solution
The fourth proportional to 255,099,163.05, 357,819,072.75 and 255,099,163.05 is: 357,819,072.75
Step by Step Solution
- Step 1: Write the proportion equation
255,099,163.05 : 357,819,072.75 = 255,099,163.05 : x - Step 2: Convert to fraction form
255,099,163.05/357,819,072.75 = 255,099,163.05/x - Step 3: Cross multiply
255,099,163.05x = 357,819,072.75 × 255,099,163.05 - Step 4: Simplify right side
255,099,163.05x = 91,279,345,981,852,064 - Step 5: Solve for x
x = 91,279,345,981,852,064/255,099,163.05 - Step 6: Final answer
x = 357,819,072.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.