Finding the Fourth Proportional to 3,201,363,183.96, 4,802,286,962.52 and 990,796,479
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Solution
The fourth proportional to 3,201,363,183.96, 4,802,286,962.52 and 990,796,479 is: 1,486,269,673.32
Step by Step Solution
- Step 1: Write the proportion equation
3,201,363,183.96 : 4,802,286,962.52 = 990,796,479 : x - Step 2: Convert to fraction form
3,201,363,183.96/4,802,286,962.52 = 990,796,479/x - Step 3: Cross multiply
3,201,363,183.96x = 4,802,286,962.52 × 990,796,479 - Step 4: Simplify right side
3,201,363,183.96x = 4,758,089,013,612,421,120 - Step 5: Solve for x
x = 4,758,089,013,612,421,120/3,201,363,183.96 - Step 6: Final answer
x = 1,486,269,673.32
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.