Finding the Fourth Proportional to 17,613,912,121.58, 24,307,202,695.48 and 9,693,315,457.58
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Solution
The fourth proportional to 17,613,912,121.58, 24,307,202,695.48 and 9,693,315,457.58 is: 13,376,777,514.97
Step by Step Solution
- Step 1: Write the proportion equation
17,613,912,121.58 : 24,307,202,695.48 = 9,693,315,457.58 : x - Step 2: Convert to fraction form
17,613,912,121.58/24,307,202,695.48 = 9,693,315,457.58/x - Step 3: Cross multiply
17,613,912,121.58x = 24,307,202,695.48 × 9,693,315,457.58 - Step 4: Simplify right side
17,613,912,121.58x = 235,617,383,618,485,616,640 - Step 5: Solve for x
x = 235,617,383,618,485,616,640/17,613,912,121.58 - Step 6: Final answer
x = 13,376,777,514.97
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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.