Finding the Fourth Proportional to 448,725,945.33, 673,127,452.94 and 157,568,040.09
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Solution
The fourth proportional to 448,725,945.33, 673,127,452.94 and 157,568,040.09 is: 236,365,591.50
Step by Step Solution
- Step 1: Write the proportion equation
448,725,945.33 : 673,127,452.94 = 157,568,040.09 : x - Step 2: Convert to fraction form
448,725,945.33/673,127,452.94 = 157,568,040.09/x - Step 3: Cross multiply
448,725,945.33x = 673,127,452.94 × 157,568,040.09 - Step 4: Simplify right side
448,725,945.33x = 106,063,373,489,741,664 - Step 5: Solve for x
x = 106,063,373,489,741,664/448,725,945.33 - Step 6: Final answer
x = 236,365,591.50
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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.