Finding the Fourth Proportional to 3,072,167,240.48, 4,239,601,959.84 and 1,662,471,056.96
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Solution
The fourth proportional to 3,072,167,240.48, 4,239,601,959.84 and 1,662,471,056.96 is: 2,294,216,102.04
Step by Step Solution
- Step 1: Write the proportion equation
3,072,167,240.48 : 4,239,601,959.84 = 1,662,471,056.96 : x - Step 2: Convert to fraction form
3,072,167,240.48/4,239,601,959.84 = 1,662,471,056.96/x - Step 3: Cross multiply
3,072,167,240.48x = 4,239,601,959.84 × 1,662,471,056.96 - Step 4: Simplify right side
3,072,167,240.48x = 7,048,215,551,264,892,928 - Step 5: Solve for x
x = 7,048,215,551,264,892,928/3,072,167,240.48 - Step 6: Final answer
x = 2,294,216,102.04
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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.