Finding the Fourth Proportional to 2,873,556,013.80, 4,310,334,020.70 and 2,846,346,234.60
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Solution
The fourth proportional to 2,873,556,013.80, 4,310,334,020.70 and 2,846,346,234.60 is: 4,269,519,351.90
Step by Step Solution
- Step 1: Write the proportion equation
2,873,556,013.80 : 4,310,334,020.70 = 2,846,346,234.60 : x - Step 2: Convert to fraction form
2,873,556,013.80/4,310,334,020.70 = 2,846,346,234.60/x - Step 3: Cross multiply
2,873,556,013.80x = 4,310,334,020.70 × 2,846,346,234.60 - Step 4: Simplify right side
2,873,556,013.80x = 12,268,703,009,687,721,984 - Step 5: Solve for x
x = 12,268,703,009,687,721,984/2,873,556,013.80 - Step 6: Final answer
x = 4,269,519,351.90
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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.