Finding the Fourth Proportional to 8,199,415,184.80, 12,297,928,383.60 and 2,382,718,352.80
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Solution
The fourth proportional to 8,199,415,184.80, 12,297,928,383.60 and 2,382,718,352.80 is: 3,573,730,443.04
Step by Step Solution
- Step 1: Write the proportion equation
8,199,415,184.80 : 12,297,928,383.60 = 2,382,718,352.80 : x - Step 2: Convert to fraction form
8,199,415,184.80/12,297,928,383.60 = 2,382,718,352.80/x - Step 3: Cross multiply
8,199,415,184.80x = 12,297,928,383.60 × 2,382,718,352.80 - Step 4: Simplify right side
8,199,415,184.80x = 29,302,499,661,023,760,384 - Step 5: Solve for x
x = 29,302,499,661,023,760,384/8,199,415,184.80 - Step 6: Final answer
x = 3,573,730,443.04
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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.