Finding the Fourth Proportional to 3,227,173,783.55, 4,453,454,551.56 and 1,798,305,114.14
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Solution
The fourth proportional to 3,227,173,783.55, 4,453,454,551.56 and 1,798,305,114.14 is: 2,481,635,831.48
Step by Step Solution
- Step 1: Write the proportion equation
3,227,173,783.55 : 4,453,454,551.56 = 1,798,305,114.14 : x - Step 2: Convert to fraction form
3,227,173,783.55/4,453,454,551.56 = 1,798,305,114.14/x - Step 3: Cross multiply
3,227,173,783.55x = 4,453,454,551.56 × 1,798,305,114.14 - Step 4: Simplify right side
3,227,173,783.55x = 8,008,670,095,660,409,856 - Step 5: Solve for x
x = 8,008,670,095,660,409,856/3,227,173,783.55 - Step 6: Final answer
x = 2,481,635,831.48
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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.