Finding the Fourth Proportional to 18,322,843,816.16, 27,525,639,125.64 and 10,866,317,265.68
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Solution
The fourth proportional to 18,322,843,816.16, 27,525,639,125.64 and 10,866,317,265.68 is: 16,324,012,292.02
Step by Step Solution
- Step 1: Write the proportion equation
18,322,843,816.16 : 27,525,639,125.64 = 10,866,317,265.68 : x - Step 2: Convert to fraction form
18,322,843,816.16/27,525,639,125.64 = 10,866,317,265.68/x - Step 3: Cross multiply
18,322,843,816.16x = 27,525,639,125.64 × 10,866,317,265.68 - Step 4: Simplify right side
18,322,843,816.16x = 299,102,327,679,818,858,496 - Step 5: Solve for x
x = 299,102,327,679,818,858,496/18,322,843,816.16 - Step 6: Final answer
x = 16,324,012,292.02
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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.