Finding the Fourth Proportional to 2,080,552,182.20, 3,120,828,273.30 and 1,890,083,727.80
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Solution
The fourth proportional to 2,080,552,182.20, 3,120,828,273.30 and 1,890,083,727.80 is: 2,835,125,591.70
Step by Step Solution
- Step 1: Write the proportion equation
2,080,552,182.20 : 3,120,828,273.30 = 1,890,083,727.80 : x - Step 2: Convert to fraction form
2,080,552,182.20/3,120,828,273.30 = 1,890,083,727.80/x - Step 3: Cross multiply
2,080,552,182.20x = 3,120,828,273.30 × 1,890,083,727.80 - Step 4: Simplify right side
2,080,552,182.20x = 5,898,626,736,622,501,888 - Step 5: Solve for x
x = 5,898,626,736,622,501,888/2,080,552,182.20 - Step 6: Final answer
x = 2,835,125,591.70
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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.