Finding the Fourth Proportional to 3,785,546,318.27, 5,673,243,703.93 and 2,946,202,519.28
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Solution
The fourth proportional to 3,785,546,318.27, 5,673,243,703.93 and 2,946,202,519.28 is: 4,415,353,422.66
Step by Step Solution
- Step 1: Write the proportion equation
3,785,546,318.27 : 5,673,243,703.93 = 2,946,202,519.28 : x - Step 2: Convert to fraction form
3,785,546,318.27/5,673,243,703.93 = 2,946,202,519.28/x - Step 3: Cross multiply
3,785,546,318.27x = 5,673,243,703.93 × 2,946,202,519.28 - Step 4: Simplify right side
3,785,546,318.27x = 16,714,524,892,972,232,704 - Step 5: Solve for x
x = 16,714,524,892,972,232,704/3,785,546,318.27 - Step 6: Final answer
x = 4,415,353,422.66
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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.