Finding the Fourth Proportional to 2,125,769,195.80, 3,182,914,230.90 and 2,125,769,195.80
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Solution
The fourth proportional to 2,125,769,195.80, 3,182,914,230.90 and 2,125,769,195.80 is: 3,182,914,230.90
Step by Step Solution
- Step 1: Write the proportion equation
2,125,769,195.80 : 3,182,914,230.90 = 2,125,769,195.80 : x - Step 2: Convert to fraction form
2,125,769,195.80/3,182,914,230.90 = 2,125,769,195.80/x - Step 3: Cross multiply
2,125,769,195.80x = 3,182,914,230.90 × 2,125,769,195.80 - Step 4: Simplify right side
2,125,769,195.80x = 6,766,141,024,920,668,160 - Step 5: Solve for x
x = 6,766,141,024,920,668,160/2,125,769,195.80 - Step 6: Final answer
x = 3,182,914,230.90
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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.