Finding the Fourth Proportional to 20,622,206,510,214, 28,458,673,207,348 and 11,247,026,706,248
Calculator
Solution
The fourth proportional to 20,622,206,510,214, 28,458,673,207,348 and 11,247,026,706,248 is: 15,520,912,247,139.84
Step by Step Solution
- Step 1: Write the proportion equation
20,622,206,510,214 : 28,458,673,207,348 = 11,247,026,706,248 : x - Step 2: Convert to fraction form
20,622,206,510,214/28,458,673,207,348 = 11,247,026,706,248/x - Step 3: Cross multiply
20,622,206,510,214x = 28,458,673,207,348 × 11,247,026,706,248 - Step 4: Simplify right side
20,622,206,510,214x = 320,075,457,587,427,387,404,976,128 - Step 5: Solve for x
x = 320,075,457,587,427,387,404,976,128/20,622,206,510,214 - Step 6: Final answer
x = 15,520,912,247,139.84
Related Problems
Find fourth proportional to 10,311,103,255,107, 14,229,336,603,674 and 5,623,513,353,124
Half scale
Find fourth proportional to 41,244,413,020,428, 56,917,346,414,696 and 22,494,053,412,496
Double scale
Find fourth proportional to 20,622,206,510,215, 28,458,673,207,349.38 and 11,247,026,706,249
Similar ratio
Find fourth proportional to 30,933,309,765,321, 42,688,009,811,022 and 16,870,540,059,372
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.