Finding the Fourth Proportional to 134,368,000.20, 201,552,000.30 and 43,556,761.80
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Solution
The fourth proportional to 134,368,000.20, 201,552,000.30 and 43,556,761.80 is: 65,335,142.70
Step by Step Solution
- Step 1: Write the proportion equation
134,368,000.20 : 201,552,000.30 = 43,556,761.80 : x - Step 2: Convert to fraction form
134,368,000.20/201,552,000.30 = 43,556,761.80/x - Step 3: Cross multiply
134,368,000.20x = 201,552,000.30 × 43,556,761.80 - Step 4: Simplify right side
134,368,000.20x = 8,778,952,467,380,628 - Step 5: Solve for x
x = 8,778,952,467,380,628/134,368,000.20 - Step 6: Final answer
x = 65,335,142.70
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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.