Finding the Fourth Proportional to 158,770,163.20, 238,155,244.80 and 158,770,163.20
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Solution
The fourth proportional to 158,770,163.20, 238,155,244.80 and 158,770,163.20 is: 238,155,244.80
Step by Step Solution
- Step 1: Write the proportion equation
158,770,163.20 : 238,155,244.80 = 158,770,163.20 : x - Step 2: Convert to fraction form
158,770,163.20/238,155,244.80 = 158,770,163.20/x - Step 3: Cross multiply
158,770,163.20x = 238,155,244.80 × 158,770,163.20 - Step 4: Simplify right side
158,770,163.20x = 37,811,947,083,831,952 - Step 5: Solve for x
x = 37,811,947,083,831,952/158,770,163.20 - Step 6: Final answer
x = 238,155,244.80
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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.