Finding the Fourth Proportional to 2,848,498,010.49, 4,272,359,145.62 and 749,798,660.37
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Solution
The fourth proportional to 2,848,498,010.49, 4,272,359,145.62 and 749,798,660.37 is: 1,124,595,893.07
Step by Step Solution
- Step 1: Write the proportion equation
2,848,498,010.49 : 4,272,359,145.62 = 749,798,660.37 : x - Step 2: Convert to fraction form
2,848,498,010.49/4,272,359,145.62 = 749,798,660.37/x - Step 3: Cross multiply
2,848,498,010.49x = 4,272,359,145.62 × 749,798,660.37 - Step 4: Simplify right side
2,848,498,010.49x = 3,203,409,164,001,644,544 - Step 5: Solve for x
x = 3,203,409,164,001,644,544/2,848,498,010.49 - Step 6: Final answer
x = 1,124,595,893.07
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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.