Finding the Fourth Proportional to 3,417,987,440.80, 5,126,981,161.20 and 2,269,130,096.80
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Solution
The fourth proportional to 3,417,987,440.80, 5,126,981,161.20 and 2,269,130,096.80 is: 3,403,695,145.20
Step by Step Solution
- Step 1: Write the proportion equation
3,417,987,440.80 : 5,126,981,161.20 = 2,269,130,096.80 : x - Step 2: Convert to fraction form
3,417,987,440.80/5,126,981,161.20 = 2,269,130,096.80/x - Step 3: Cross multiply
3,417,987,440.80x = 5,126,981,161.20 × 2,269,130,096.80 - Step 4: Simplify right side
3,417,987,440.80x = 11,633,787,258,605,533,184 - Step 5: Solve for x
x = 11,633,787,258,605,533,184/3,417,987,440.80 - Step 6: Final answer
x = 3,403,695,145.20
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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.