Finding the Fourth Proportional to 1,554,969,268.20, 2,332,453,902.30 and 1,511,922,547.20
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Solution
The fourth proportional to 1,554,969,268.20, 2,332,453,902.30 and 1,511,922,547.20 is: 2,267,883,820.80
Step by Step Solution
- Step 1: Write the proportion equation
1,554,969,268.20 : 2,332,453,902.30 = 1,511,922,547.20 : x - Step 2: Convert to fraction form
1,554,969,268.20/2,332,453,902.30 = 1,511,922,547.20/x - Step 3: Cross multiply
1,554,969,268.20x = 2,332,453,902.30 × 1,511,922,547.20 - Step 4: Simplify right side
1,554,969,268.20x = 3,526,489,645,191,996,416 - Step 5: Solve for x
x = 3,526,489,645,191,996,416/1,554,969,268.20 - Step 6: Final answer
x = 2,267,883,820.80
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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.