Finding the Fourth Proportional to 3,569,905,999.80, 5,354,858,999.70 and 2,481,514,831.80
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Solution
The fourth proportional to 3,569,905,999.80, 5,354,858,999.70 and 2,481,514,831.80 is: 3,722,272,247.70
Step by Step Solution
- Step 1: Write the proportion equation
3,569,905,999.80 : 5,354,858,999.70 = 2,481,514,831.80 : x - Step 2: Convert to fraction form
3,569,905,999.80/5,354,858,999.70 = 2,481,514,831.80/x - Step 3: Cross multiply
3,569,905,999.80x = 5,354,858,999.70 × 2,481,514,831.80 - Step 4: Simplify right side
3,569,905,999.80x = 13,288,162,029,953,261,568 - Step 5: Solve for x
x = 13,288,162,029,953,261,568/3,569,905,999.80 - Step 6: Final answer
x = 3,722,272,247.70
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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.