Finding the Fourth Proportional to 162,775,352.40, 244,163,028.60 and 132,164,350.80
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Solution
The fourth proportional to 162,775,352.40, 244,163,028.60 and 132,164,350.80 is: 198,246,526.20
Step by Step Solution
- Step 1: Write the proportion equation
162,775,352.40 : 244,163,028.60 = 132,164,350.80 : x - Step 2: Convert to fraction form
162,775,352.40/244,163,028.60 = 132,164,350.80/x - Step 3: Cross multiply
162,775,352.40x = 244,163,028.60 × 132,164,350.80 - Step 4: Simplify right side
162,775,352.40x = 32,269,648,164,280,832 - Step 5: Solve for x
x = 32,269,648,164,280,832/162,775,352.40 - Step 6: Final answer
x = 198,246,526.20
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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.