Finding the Fourth Proportional to 8,216,656,148.16, 12,332,954,166.29 and 3,965,339,369.24
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Solution
The fourth proportional to 8,216,656,148.16, 12,332,954,166.29 and 3,965,339,369.24 is: 5,951,855,330.53
Step by Step Solution
- Step 1: Write the proportion equation
8,216,656,148.16 : 12,332,954,166.29 = 3,965,339,369.24 : x - Step 2: Convert to fraction form
8,216,656,148.16/12,332,954,166.29 = 3,965,339,369.24/x - Step 3: Cross multiply
8,216,656,148.16x = 12,332,954,166.29 × 3,965,339,369.24 - Step 4: Simplify right side
8,216,656,148.16x = 48,904,348,694,540,730,368 - Step 5: Solve for x
x = 48,904,348,694,540,730,368/8,216,656,148.16 - Step 6: Final answer
x = 5,951,855,330.53
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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.