Finding the Fourth Proportional to 3,368,673,583.12, 4,648,457,568.36 and 1,863,267,538.96
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Solution
The fourth proportional to 3,368,673,583.12, 4,648,457,568.36 and 1,863,267,538.96 is: 2,571,136,644.63
Step by Step Solution
- Step 1: Write the proportion equation
3,368,673,583.12 : 4,648,457,568.36 = 1,863,267,538.96 : x - Step 2: Convert to fraction form
3,368,673,583.12/4,648,457,568.36 = 1,863,267,538.96/x - Step 3: Cross multiply
3,368,673,583.12x = 4,648,457,568.36 × 1,863,267,538.96 - Step 4: Simplify right side
3,368,673,583.12x = 8,661,320,093,358,123,008 - Step 5: Solve for x
x = 8,661,320,093,358,123,008/3,368,673,583.12 - Step 6: Final answer
x = 2,571,136,644.63
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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.