Finding the Fourth Proportional to 3,318,624,087.97, 4,977,290,346.36 and 957,619,057.90
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Solution
The fourth proportional to 3,318,624,087.97, 4,977,290,346.36 and 957,619,057.90 is: 1,436,242,239.56
Step by Step Solution
- Step 1: Write the proportion equation
3,318,624,087.97 : 4,977,290,346.36 = 957,619,057.90 : x - Step 2: Convert to fraction form
3,318,624,087.97/4,977,290,346.36 = 957,619,057.90/x - Step 3: Cross multiply
3,318,624,087.97x = 4,977,290,346.36 × 957,619,057.90 - Step 4: Simplify right side
3,318,624,087.97x = 4,766,348,092,376,027,136 - Step 5: Solve for x
x = 4,766,348,092,376,027,136/3,318,624,087.97 - Step 6: Final answer
x = 1,436,242,239.56
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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.