Finding the Fourth Proportional to 10,158,396,874.09, 15,239,557,611.58 and 3,862,336,564.17
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Solution
The fourth proportional to 10,158,396,874.09, 15,239,557,611.58 and 3,862,336,564.17 is: 5,794,250,934.92
Step by Step Solution
- Step 1: Write the proportion equation
10,158,396,874.09 : 15,239,557,611.58 = 3,862,336,564.17 : x - Step 2: Convert to fraction form
10,158,396,874.09/15,239,557,611.58 = 3,862,336,564.17/x - Step 3: Cross multiply
10,158,396,874.09x = 15,239,557,611.58 × 3,862,336,564.17 - Step 4: Simplify right side
10,158,396,874.09x = 58,860,300,584,986,558,464 - Step 5: Solve for x
x = 58,860,300,584,986,558,464/10,158,396,874.09 - Step 6: Final answer
x = 5,794,250,934.92
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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.