Finding the Fourth Proportional to 4,201,787,749.84, 5,801,141,337.39 and 2,618,206,156.60
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Solution
The fourth proportional to 4,201,787,749.84, 5,801,141,337.39 and 2,618,206,156.60 is: 3,614,790,862.64
Step by Step Solution
- Step 1: Write the proportion equation
4,201,787,749.84 : 5,801,141,337.39 = 2,618,206,156.60 : x - Step 2: Convert to fraction form
4,201,787,749.84/5,801,141,337.39 = 2,618,206,156.60/x - Step 3: Cross multiply
4,201,787,749.84x = 5,801,141,337.39 × 2,618,206,156.60 - Step 4: Simplify right side
4,201,787,749.84x = 15,188,583,964,846,753,792 - Step 5: Solve for x
x = 15,188,583,964,846,753,792/4,201,787,749.84 - Step 6: Final answer
x = 3,614,790,862.64
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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.