Finding the Fourth Proportional to 3,780,722,446.20, 5,671,083,669.30 and 2,037,330,245.70
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Solution
The fourth proportional to 3,780,722,446.20, 5,671,083,669.30 and 2,037,330,245.70 is: 3,055,995,368.55
Step by Step Solution
- Step 1: Write the proportion equation
3,780,722,446.20 : 5,671,083,669.30 = 2,037,330,245.70 : x - Step 2: Convert to fraction form
3,780,722,446.20/5,671,083,669.30 = 2,037,330,245.70/x - Step 3: Cross multiply
3,780,722,446.20x = 5,671,083,669.30 × 2,037,330,245.70 - Step 4: Simplify right side
3,780,722,446.20x = 11,553,870,285,360,226,304 - Step 5: Solve for x
x = 11,553,870,285,360,226,304/3,780,722,446.20 - Step 6: Final answer
x = 3,055,995,368.55
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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.