Finding the Fourth Proportional to 1,796,256,430.20, 2,694,384,645.30 and 1,273,238,770.05
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Solution
The fourth proportional to 1,796,256,430.20, 2,694,384,645.30 and 1,273,238,770.05 is: 1,909,858,155.08
Step by Step Solution
- Step 1: Write the proportion equation
1,796,256,430.20 : 2,694,384,645.30 = 1,273,238,770.05 : x - Step 2: Convert to fraction form
1,796,256,430.20/2,694,384,645.30 = 1,273,238,770.05/x - Step 3: Cross multiply
1,796,256,430.20x = 2,694,384,645.30 × 1,273,238,770.05 - Step 4: Simplify right side
1,796,256,430.20x = 3,430,594,991,823,377,408 - Step 5: Solve for x
x = 3,430,594,991,823,377,408/1,796,256,430.20 - Step 6: Final answer
x = 1,909,858,155.08
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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.