Finding the Fourth Proportional to 1,973,269,205.76, 2,959,673,406.30 and 792,801,898.68
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Solution
The fourth proportional to 1,973,269,205.76, 2,959,673,406.30 and 792,801,898.68 is: 1,189,110,279.09
Step by Step Solution
- Step 1: Write the proportion equation
1,973,269,205.76 : 2,959,673,406.30 = 792,801,898.68 : x - Step 2: Convert to fraction form
1,973,269,205.76/2,959,673,406.30 = 792,801,898.68/x - Step 3: Cross multiply
1,973,269,205.76x = 2,959,673,406.30 × 792,801,898.68 - Step 4: Simplify right side
1,973,269,205.76x = 2,346,434,695,987,342,848 - Step 5: Solve for x
x = 2,346,434,695,987,342,848/1,973,269,205.76 - Step 6: Final answer
x = 1,189,110,279.09
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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.