Finding the Fourth Proportional to 3,383,255,718.40, 5,075,128,170.56 and 1,416,130,399.84
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Solution
The fourth proportional to 3,383,255,718.40, 5,075,128,170.56 and 1,416,130,399.84 is: 2,124,297,979.11
Step by Step Solution
- Step 1: Write the proportion equation
3,383,255,718.40 : 5,075,128,170.56 = 1,416,130,399.84 : x - Step 2: Convert to fraction form
3,383,255,718.40/5,075,128,170.56 = 1,416,130,399.84/x - Step 3: Cross multiply
3,383,255,718.40x = 5,075,128,170.56 × 1,416,130,399.84 - Step 4: Simplify right side
3,383,255,718.40x = 7,187,043,285,414,380,544 - Step 5: Solve for x
x = 7,187,043,285,414,380,544/3,383,255,718.40 - Step 6: Final answer
x = 2,124,297,979.11
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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.