Finding the Fourth Proportional to 252,791,418,482.51, 379,187,120,396.43 and 116,613,252,209.99
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Solution
The fourth proportional to 252,791,418,482.51, 379,187,120,396.43 and 116,613,252,209.99 is: 174,919,874,934.87
Step by Step Solution
- Step 1: Write the proportion equation
252,791,418,482.51 : 379,187,120,396.43 = 116,613,252,209.99 : x - Step 2: Convert to fraction form
252,791,418,482.51/379,187,120,396.43 = 116,613,252,209.99/x - Step 3: Cross multiply
252,791,418,482.51x = 379,187,120,396.43 × 116,613,252,209.99 - Step 4: Simplify right side
252,791,418,482.51x = 44,218,243,305,568,735,330,304 - Step 5: Solve for x
x = 44,218,243,305,568,735,330,304/252,791,418,482.51 - Step 6: Final answer
x = 174,919,874,934.87
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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.