Finding the Fourth Proportional to 852,704,686.95, 1,279,179,042.07 and 262,544,860.70
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Solution
The fourth proportional to 852,704,686.95, 1,279,179,042.07 and 262,544,860.70 is: 393,854,858.02
Step by Step Solution
- Step 1: Write the proportion equation
852,704,686.95 : 1,279,179,042.07 = 262,544,860.70 : x - Step 2: Convert to fraction form
852,704,686.95/1,279,179,042.07 = 262,544,860.70/x - Step 3: Cross multiply
852,704,686.95x = 1,279,179,042.07 × 262,544,860.70 - Step 4: Simplify right side
852,704,686.95x = 335,841,883,410,627,584 - Step 5: Solve for x
x = 335,841,883,410,627,584/852,704,686.95 - Step 6: Final answer
x = 393,854,858.02
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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.