Finding the Fourth Proportional to 364,156,987.80, 546,235,481.70 and 364,156,987.80
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Solution
The fourth proportional to 364,156,987.80, 546,235,481.70 and 364,156,987.80 is: 546,235,481.70
Step by Step Solution
- Step 1: Write the proportion equation
364,156,987.80 : 546,235,481.70 = 364,156,987.80 : x - Step 2: Convert to fraction form
364,156,987.80/546,235,481.70 = 364,156,987.80/x - Step 3: Cross multiply
364,156,987.80x = 546,235,481.70 × 364,156,987.80 - Step 4: Simplify right side
364,156,987.80x = 198,915,467,645,354,048 - Step 5: Solve for x
x = 198,915,467,645,354,048/364,156,987.80 - Step 6: Final answer
x = 546,235,481.70
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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.