Finding the Fourth Proportional to 282,048,163.20, 423,072,244.80 and 282,048,163.20
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Solution
The fourth proportional to 282,048,163.20, 423,072,244.80 and 282,048,163.20 is: 423,072,244.80
Step by Step Solution
- Step 1: Write the proportion equation
282,048,163.20 : 423,072,244.80 = 282,048,163.20 : x - Step 2: Convert to fraction form
282,048,163.20/423,072,244.80 = 282,048,163.20/x - Step 3: Cross multiply
282,048,163.20x = 423,072,244.80 × 282,048,163.20 - Step 4: Simplify right side
282,048,163.20x = 119,326,749,546,740,752 - Step 5: Solve for x
x = 119,326,749,546,740,752/282,048,163.20 - Step 6: Final answer
x = 423,072,244.80
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1.5x scale
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.