Finding the Fourth Proportional to 159,493,119.48, 239,239,679.36 and 38,324,571.48
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Solution
The fourth proportional to 159,493,119.48, 239,239,679.36 and 38,324,571.48 is: 57,486,857.25
Step by Step Solution
- Step 1: Write the proportion equation
159,493,119.48 : 239,239,679.36 = 38,324,571.48 : x - Step 2: Convert to fraction form
159,493,119.48/239,239,679.36 = 38,324,571.48/x - Step 3: Cross multiply
159,493,119.48x = 239,239,679.36 × 38,324,571.48 - Step 4: Simplify right side
159,493,119.48x = 9,168,758,192,292,976 - Step 5: Solve for x
x = 9,168,758,192,292,976/159,493,119.48 - Step 6: Final answer
x = 57,486,857.25
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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.