Finding the Fourth Proportional to 3,278,940,028.03, 4,918,424,381.63 and 1,037,998,286.22
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Solution
The fourth proportional to 3,278,940,028.03, 4,918,424,381.63 and 1,037,998,286.22 is: 1,557,001,968.75
Step by Step Solution
- Step 1: Write the proportion equation
3,278,940,028.03 : 4,918,424,381.63 = 1,037,998,286.22 : x - Step 2: Convert to fraction form
3,278,940,028.03/4,918,424,381.63 = 1,037,998,286.22/x - Step 3: Cross multiply
3,278,940,028.03x = 4,918,424,381.63 × 1,037,998,286.22 - Step 4: Simplify right side
3,278,940,028.03x = 5,105,316,079,051,452,416 - Step 5: Solve for x
x = 5,105,316,079,051,452,416/3,278,940,028.03 - Step 6: Final answer
x = 1,557,001,968.75
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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.