Finding the Fourth Proportional to 17,946,245,317.68, 26,895,305,530.80 and 13,967,134,192.80
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Solution
The fourth proportional to 17,946,245,317.68, 26,895,305,530.80 and 13,967,134,192.80 is: 20,931,974,062.28
Step by Step Solution
- Step 1: Write the proportion equation
17,946,245,317.68 : 26,895,305,530.80 = 13,967,134,192.80 : x - Step 2: Convert to fraction form
17,946,245,317.68/26,895,305,530.80 = 13,967,134,192.80/x - Step 3: Cross multiply
17,946,245,317.68x = 26,895,305,530.80 × 13,967,134,192.80 - Step 4: Simplify right side
17,946,245,317.68x = 375,650,341,505,039,597,568 - Step 5: Solve for x
x = 375,650,341,505,039,597,568/17,946,245,317.68 - Step 6: Final answer
x = 20,931,974,062.28
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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.