Finding the Fourth Proportional to 177,259,748.78, 244,659,267.97 and 103,944,510.38
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Solution
The fourth proportional to 177,259,748.78, 244,659,267.97 and 103,944,510.38 is: 143,467,357.90
Step by Step Solution
- Step 1: Write the proportion equation
177,259,748.78 : 244,659,267.97 = 103,944,510.38 : x - Step 2: Convert to fraction form
177,259,748.78/244,659,267.97 = 103,944,510.38/x - Step 3: Cross multiply
177,259,748.78x = 244,659,267.97 × 103,944,510.38 - Step 4: Simplify right side
177,259,748.78x = 25,430,987,819,422,652 - Step 5: Solve for x
x = 25,430,987,819,422,652/177,259,748.78 - Step 6: Final answer
x = 143,467,357.90
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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.