Finding the Fourth Proportional to 134,467,470.40, 201,701,205.60 and 115,335,594.40
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Solution
The fourth proportional to 134,467,470.40, 201,701,205.60 and 115,335,594.40 is: 173,003,391.60
Step by Step Solution
- Step 1: Write the proportion equation
134,467,470.40 : 201,701,205.60 = 115,335,594.40 : x - Step 2: Convert to fraction form
134,467,470.40/201,701,205.60 = 115,335,594.40/x - Step 3: Cross multiply
134,467,470.40x = 201,701,205.60 × 115,335,594.40 - Step 4: Simplify right side
134,467,470.40x = 23,263,328,439,072,608 - Step 5: Solve for x
x = 23,263,328,439,072,608/134,467,470.40 - Step 6: Final answer
x = 173,003,391.60
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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.