Finding the Fourth Proportional to 2,292,340,686.20, 3,438,511,029.30 and 982,019,756.60
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Solution
The fourth proportional to 2,292,340,686.20, 3,438,511,029.30 and 982,019,756.60 is: 1,473,029,634.90
Step by Step Solution
- Step 1: Write the proportion equation
2,292,340,686.20 : 3,438,511,029.30 = 982,019,756.60 : x - Step 2: Convert to fraction form
2,292,340,686.20/3,438,511,029.30 = 982,019,756.60/x - Step 3: Cross multiply
2,292,340,686.20x = 3,438,511,029.30 × 982,019,756.60 - Step 4: Simplify right side
2,292,340,686.20x = 3,376,685,764,059,601,920 - Step 5: Solve for x
x = 3,376,685,764,059,601,920/2,292,340,686.20 - Step 6: Final answer
x = 1,473,029,634.90
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1.5x scale
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.