Finding the Fourth Proportional to 3,899,633,170.73, 5,381,493,775.43 and 2,228,918,184.18
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Solution
The fourth proportional to 3,899,633,170.73, 5,381,493,775.43 and 2,228,918,184.18 is: 3,075,907,094.07
Step by Step Solution
- Step 1: Write the proportion equation
3,899,633,170.73 : 5,381,493,775.43 = 2,228,918,184.18 : x - Step 2: Convert to fraction form
3,899,633,170.73/5,381,493,775.43 = 2,228,918,184.18/x - Step 3: Cross multiply
3,899,633,170.73x = 5,381,493,775.43 × 2,228,918,184.18 - Step 4: Simplify right side
3,899,633,170.73x = 11,994,909,334,096,263,168 - Step 5: Solve for x
x = 11,994,909,334,096,263,168/3,899,633,170.73 - Step 6: Final answer
x = 3,075,907,094.07
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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.