Finding the Fourth Proportional to 2,310,893,735.56, 3,189,033,355.14 and 1,320,840,410.44
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Solution
The fourth proportional to 2,310,893,735.56, 3,189,033,355.14 and 1,320,840,410.44 is: 1,822,759,766.45
Step by Step Solution
- Step 1: Write the proportion equation
2,310,893,735.56 : 3,189,033,355.14 = 1,320,840,410.44 : x - Step 2: Convert to fraction form
2,310,893,735.56/3,189,033,355.14 = 1,320,840,410.44/x - Step 3: Cross multiply
2,310,893,735.56x = 3,189,033,355.14 × 1,320,840,410.44 - Step 4: Simplify right side
2,310,893,735.56x = 4,212,204,125,709,967,872 - Step 5: Solve for x
x = 4,212,204,125,709,967,872/2,310,893,735.56 - Step 6: Final answer
x = 1,822,759,766.45
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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.