Finding the Fourth Proportional to 2,080,122,244.20, 3,120,645,260.70 and 699,897,796.20
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Solution
The fourth proportional to 2,080,122,244.20, 3,120,645,260.70 and 699,897,796.20 is: 1,050,002,107.70
Step by Step Solution
- Step 1: Write the proportion equation
2,080,122,244.20 : 3,120,645,260.70 = 699,897,796.20 : x - Step 2: Convert to fraction form
2,080,122,244.20/3,120,645,260.70 = 699,897,796.20/x - Step 3: Cross multiply
2,080,122,244.20x = 3,120,645,260.70 × 699,897,796.20 - Step 4: Simplify right side
2,080,122,244.20x = 2,184,132,740,685,904,384 - Step 5: Solve for x
x = 2,184,132,740,685,904,384/2,080,122,244.20 - Step 6: Final answer
x = 1,050,002,107.70
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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.