Finding the Fourth Proportional to 221,462,122.90, 332,193,184.35 and 221,462,122.90
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Solution
The fourth proportional to 221,462,122.90, 332,193,184.35 and 221,462,122.90 is: 332,193,184.35
Step by Step Solution
- Step 1: Write the proportion equation
221,462,122.90 : 332,193,184.35 = 221,462,122.90 : x - Step 2: Convert to fraction form
221,462,122.90/332,193,184.35 = 221,462,122.90/x - Step 3: Cross multiply
221,462,122.90x = 332,193,184.35 × 221,462,122.90 - Step 4: Simplify right side
221,462,122.90x = 73,568,207,819,062,064 - Step 5: Solve for x
x = 73,568,207,819,062,064/221,462,122.90 - Step 6: Final answer
x = 332,193,184.35
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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.