Finding the Fourth Proportional to 3,306,890,351.85, 4,563,500,695.67 and 1,801,529,073.06
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Solution
The fourth proportional to 3,306,890,351.85, 4,563,500,695.67 and 1,801,529,073.06 is: 2,486,105,768.09
Step by Step Solution
- Step 1: Write the proportion equation
3,306,890,351.85 : 4,563,500,695.67 = 1,801,529,073.06 : x - Step 2: Convert to fraction form
3,306,890,351.85/4,563,500,695.67 = 1,801,529,073.06/x - Step 3: Cross multiply
3,306,890,351.85x = 4,563,500,695.67 × 1,801,529,073.06 - Step 4: Simplify right side
3,306,890,351.85x = 8,221,279,178,179,040,256 - Step 5: Solve for x
x = 8,221,279,178,179,040,256/3,306,890,351.85 - Step 6: Final answer
x = 2,486,105,768.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.