Finding the Fourth Proportional to 91,040,258.88, 125,647,033.95 and 59,704,660.44
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Solution
The fourth proportional to 91,040,258.88, 125,647,033.95 and 59,704,660.44 is: 82,399,957.88
Step by Step Solution
- Step 1: Write the proportion equation
91,040,258.88 : 125,647,033.95 = 59,704,660.44 : x - Step 2: Convert to fraction form
91,040,258.88/125,647,033.95 = 59,704,660.44/x - Step 3: Cross multiply
91,040,258.88x = 125,647,033.95 × 59,704,660.44 - Step 4: Simplify right side
91,040,258.88x = 7,501,713,497,277,902 - Step 5: Solve for x
x = 7,501,713,497,277,902/91,040,258.88 - Step 6: Final answer
x = 82,399,957.88
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1.5x scale
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.