Finding the Fourth Proportional to 39,186,234,774.28, 54,075,446,396.58 and 23,134,086,716.68
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Solution
The fourth proportional to 39,186,234,774.28, 54,075,446,396.58 and 23,134,086,716.68 is: 31,924,120,125.03
Step by Step Solution
- Step 1: Write the proportion equation
39,186,234,774.28 : 54,075,446,396.58 = 23,134,086,716.68 : x - Step 2: Convert to fraction form
39,186,234,774.28/54,075,446,396.58 = 23,134,086,716.68/x - Step 3: Cross multiply
39,186,234,774.28x = 54,075,446,396.58 × 23,134,086,716.68 - Step 4: Simplify right side
39,186,234,774.28x = 1,250,986,066,181,662,703,616 - Step 5: Solve for x
x = 1,250,986,066,181,662,703,616/39,186,234,774.28 - Step 6: Final answer
x = 31,924,120,125.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.