Finding the Fourth Proportional to 2,047,591,076.19, 2,827,627,216.16 and 1,936,039,620.12
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Solution
The fourth proportional to 2,047,591,076.19, 2,827,627,216.16 and 1,936,039,620.12 is: 2,673,579,888.62
Step by Step Solution
- Step 1: Write the proportion equation
2,047,591,076.19 : 2,827,627,216.16 = 1,936,039,620.12 : x - Step 2: Convert to fraction form
2,047,591,076.19/2,827,627,216.16 = 1,936,039,620.12/x - Step 3: Cross multiply
2,047,591,076.19x = 2,827,627,216.16 × 1,936,039,620.12 - Step 4: Simplify right side
2,047,591,076.19x = 5,474,398,321,415,378,944 - Step 5: Solve for x
x = 5,474,398,321,415,378,944/2,047,591,076.19 - Step 6: Final answer
x = 2,673,579,888.62
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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.