Finding the Fourth Proportional to 441,704,296.37, 662,484,576.99 and 208,534,557.62
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Solution
The fourth proportional to 441,704,296.37, 662,484,576.99 and 208,534,557.62 is: 312,767,906.78
Step by Step Solution
- Step 1: Write the proportion equation
441,704,296.37 : 662,484,576.99 = 208,534,557.62 : x - Step 2: Convert to fraction form
441,704,296.37/662,484,576.99 = 208,534,557.62/x - Step 3: Cross multiply
441,704,296.37x = 662,484,576.99 × 208,534,557.62 - Step 4: Simplify right side
441,704,296.37x = 138,150,928,192,682,480 - Step 5: Solve for x
x = 138,150,928,192,682,480/441,704,296.37 - Step 6: Final answer
x = 312,767,906.78
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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.