Finding the Fourth Proportional to 3,422,169,166.86, 5,124,413,121.12 and 2,361,863,788.20
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Solution
The fourth proportional to 3,422,169,166.86, 5,124,413,121.12 and 2,361,863,788.20 is: 3,536,694,183.26
Step by Step Solution
- Step 1: Write the proportion equation
3,422,169,166.86 : 5,124,413,121.12 = 2,361,863,788.20 : x - Step 2: Convert to fraction form
3,422,169,166.86/5,124,413,121.12 = 2,361,863,788.20/x - Step 3: Cross multiply
3,422,169,166.86x = 5,124,413,121.12 × 2,361,863,788.20 - Step 4: Simplify right side
3,422,169,166.86x = 12,103,165,786,550,267,904 - Step 5: Solve for x
x = 12,103,165,786,550,267,904/3,422,169,166.86 - Step 6: Final answer
x = 3,536,694,183.26
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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.