Finding the Fourth Proportional to 8,542,483,424.40, 11,792,714,950.04 and 5,689,373,660.76
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Solution
The fourth proportional to 8,542,483,424.40, 11,792,714,950.04 and 5,689,373,660.76 is: 7,854,058,181.02
Step by Step Solution
- Step 1: Write the proportion equation
8,542,483,424.40 : 11,792,714,950.04 = 5,689,373,660.76 : x - Step 2: Convert to fraction form
8,542,483,424.40/11,792,714,950.04 = 5,689,373,660.76/x - Step 3: Cross multiply
8,542,483,424.40x = 11,792,714,950.04 × 5,689,373,660.76 - Step 4: Simplify right side
8,542,483,424.40x = 67,093,161,825,608,261,632 - Step 5: Solve for x
x = 67,093,161,825,608,261,632/8,542,483,424.40 - Step 6: Final answer
x = 7,854,058,181.02
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1.5x scale
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.