Finding the Fourth Proportional to 2,212,324,107.84, 3,052,971,635.04 and 1,208,720,118.24
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Solution
The fourth proportional to 2,212,324,107.84, 3,052,971,635.04 and 1,208,720,118.24 is: 1,668,014,294.38
Step by Step Solution
- Step 1: Write the proportion equation
2,212,324,107.84 : 3,052,971,635.04 = 1,208,720,118.24 : x - Step 2: Convert to fraction form
2,212,324,107.84/3,052,971,635.04 = 1,208,720,118.24/x - Step 3: Cross multiply
2,212,324,107.84x = 3,052,971,635.04 × 1,208,720,118.24 - Step 4: Simplify right side
2,212,324,107.84x = 3,690,188,235,688,914,944 - Step 5: Solve for x
x = 3,690,188,235,688,914,944/2,212,324,107.84 - Step 6: Final answer
x = 1,668,014,294.38
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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.