Finding the Fourth Proportional to 201,657,391,107.20, 302,486,086,660.80 and 201,657,391,107.20
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Solution
The fourth proportional to 201,657,391,107.20, 302,486,086,660.80 and 201,657,391,107.20 is: 302,486,086,660.80
Step by Step Solution
- Step 1: Write the proportion equation
201,657,391,107.20 : 302,486,086,660.80 = 201,657,391,107.20 : x - Step 2: Convert to fraction form
201,657,391,107.20/302,486,086,660.80 = 201,657,391,107.20/x - Step 3: Cross multiply
201,657,391,107.20x = 302,486,086,660.80 × 201,657,391,107.20 - Step 4: Simplify right side
201,657,391,107.20x = 60,998,555,082,243,335,782,400 - Step 5: Solve for x
x = 60,998,555,082,243,335,782,400/201,657,391,107.20 - Step 6: Final answer
x = 302,486,086,660.80
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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.