Finding the Fourth Proportional to 264,383,079,102.79, 396,652,425,574.74 and 85,305,706,472.33
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Solution
The fourth proportional to 264,383,079,102.79, 396,652,425,574.74 and 85,305,706,472.33 is: 127,983,664,848.92
Step by Step Solution
- Step 1: Write the proportion equation
264,383,079,102.79 : 396,652,425,574.74 = 85,305,706,472.33 : x - Step 2: Convert to fraction form
264,383,079,102.79/396,652,425,574.74 = 85,305,706,472.33/x - Step 3: Cross multiply
264,383,079,102.79x = 396,652,425,574.74 × 85,305,706,472.33 - Step 4: Simplify right side
264,383,079,102.79x = 33,836,715,387,616,090,914,816 - Step 5: Solve for x
x = 33,836,715,387,616,090,914,816/264,383,079,102.79 - Step 6: Final answer
x = 127,983,664,848.92
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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.