Finding the Fourth Proportional to 2,852,917,480.20, 4,279,376,220.30 and 1,628,477,416.20
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Solution
The fourth proportional to 2,852,917,480.20, 4,279,376,220.30 and 1,628,477,416.20 is: 2,442,716,124.30
Step by Step Solution
- Step 1: Write the proportion equation
2,852,917,480.20 : 4,279,376,220.30 = 1,628,477,416.20 : x - Step 2: Convert to fraction form
2,852,917,480.20/4,279,376,220.30 = 1,628,477,416.20/x - Step 3: Cross multiply
2,852,917,480.20x = 4,279,376,220.30 × 1,628,477,416.20 - Step 4: Simplify right side
2,852,917,480.20x = 6,968,867,530,181,866,496 - Step 5: Solve for x
x = 6,968,867,530,181,866,496/2,852,917,480.20 - Step 6: Final answer
x = 2,442,716,124.30
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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.