Finding the Fourth Proportional to 45,592,832.80, 68,256,538.80 and 44,265,728.80
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Solution
The fourth proportional to 45,592,832.80, 68,256,538.80 and 44,265,728.80 is: 66,269,745.70
Step by Step Solution
- Step 1: Write the proportion equation
45,592,832.80 : 68,256,538.80 = 44,265,728.80 : x - Step 2: Convert to fraction form
45,592,832.80/68,256,538.80 = 44,265,728.80/x - Step 3: Cross multiply
45,592,832.80x = 68,256,538.80 × 44,265,728.80 - Step 4: Simplify right side
45,592,832.80x = 3,021,425,435,347,477 - Step 5: Solve for x
x = 3,021,425,435,347,477/45,592,832.80 - Step 6: Final answer
x = 66,269,745.70
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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.