Finding the Fourth Proportional to 22,756,450,957,212, 31,403,925,562,672 and 12,351,310,440,400
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Solution
The fourth proportional to 22,756,450,957,212, 31,403,925,562,672 and 12,351,310,440,400 is: 17,044,821,022,447.17
Step by Step Solution
- Step 1: Write the proportion equation
22,756,450,957,212 : 31,403,925,562,672 = 12,351,310,440,400 : x - Step 2: Convert to fraction form
22,756,450,957,212/31,403,925,562,672 = 12,351,310,440,400/x - Step 3: Cross multiply
22,756,450,957,212x = 31,403,925,562,672 × 12,351,310,440,400 - Step 4: Simplify right side
22,756,450,957,212x = 387,879,633,671,775,101,659,381,760 - Step 5: Solve for x
x = 387,879,633,671,775,101,659,381,760/22,756,450,957,212 - Step 6: Final answer
x = 17,044,821,022,447.17
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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.