Finding the Fourth Proportional to 16,857,454,866.35, 25,277,907,986.51 and 8,338,995,464.09
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Solution
The fourth proportional to 16,857,454,866.35, 25,277,907,986.51 and 8,338,995,464.09 is: 12,504,400,083.66
Step by Step Solution
- Step 1: Write the proportion equation
16,857,454,866.35 : 25,277,907,986.51 = 8,338,995,464.09 : x - Step 2: Convert to fraction form
16,857,454,866.35/25,277,907,986.51 = 8,338,995,464.09/x - Step 3: Cross multiply
16,857,454,866.35x = 25,277,907,986.51 × 8,338,995,464.09 - Step 4: Simplify right side
16,857,454,866.35x = 210,792,360,041,031,532,544 - Step 5: Solve for x
x = 210,792,360,041,031,532,544/16,857,454,866.35 - Step 6: Final answer
x = 12,504,400,083.66
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1.5x scale
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.