Finding the Fourth Proportional to 1,635,918,093.24, 2,257,263,064.62 and 931,028,164.44
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Solution
The fourth proportional to 1,635,918,093.24, 2,257,263,064.62 and 931,028,164.44 is: 1,284,645,910.08
Step by Step Solution
- Step 1: Write the proportion equation
1,635,918,093.24 : 2,257,263,064.62 = 931,028,164.44 : x - Step 2: Convert to fraction form
1,635,918,093.24/2,257,263,064.62 = 931,028,164.44/x - Step 3: Cross multiply
1,635,918,093.24x = 2,257,263,064.62 × 931,028,164.44 - Step 4: Simplify right side
1,635,918,093.24x = 2,101,575,487,711,367,680 - Step 5: Solve for x
x = 2,101,575,487,711,367,680/1,635,918,093.24 - Step 6: Final answer
x = 1,284,645,910.08
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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.