Finding the Fourth Proportional to 195,660,065, 270,014,244.24 and 107,557,775.96
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Solution
The fourth proportional to 195,660,065, 270,014,244.24 and 107,557,775.96 is: 148,431,574.87
Step by Step Solution
- Step 1: Write the proportion equation
195,660,065 : 270,014,244.24 = 107,557,775.96 : x - Step 2: Convert to fraction form
195,660,065/270,014,244.24 = 107,557,775.96/x - Step 3: Cross multiply
195,660,065x = 270,014,244.24 × 107,557,775.96 - Step 4: Simplify right side
195,660,065x = 29,042,131,587,974,640 - Step 5: Solve for x
x = 29,042,131,587,974,640/195,660,065 - Step 6: Final answer
x = 148,431,574.87
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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.