Finding the Fourth Proportional to 43,996,823.80, 65,995,235.70 and 32,659,415.80
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Solution
The fourth proportional to 43,996,823.80, 65,995,235.70 and 32,659,415.80 is: 48,989,123.70
Step by Step Solution
- Step 1: Write the proportion equation
43,996,823.80 : 65,995,235.70 = 32,659,415.80 : x - Step 2: Convert to fraction form
43,996,823.80/65,995,235.70 = 32,659,415.80/x - Step 3: Cross multiply
43,996,823.80x = 65,995,235.70 × 32,659,415.80 - Step 4: Simplify right side
43,996,823.80x = 2,155,365,843,545,304.25 - Step 5: Solve for x
x = 2,155,365,843,545,304.25/43,996,823.80 - Step 6: Final answer
x = 48,989,123.70
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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.