Finding the Fourth Proportional to 2,450,131,642,782, 3,381,478,158,879.30 and 1,394,487,103,248.50
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Solution
The fourth proportional to 2,450,131,642,782, 3,381,478,158,879.30 and 1,394,487,103,248.50 is: 1,924,560,950,169.82
Step by Step Solution
- Step 1: Write the proportion equation
2,450,131,642,782 : 3,381,478,158,879.30 = 1,394,487,103,248.50 : x - Step 2: Convert to fraction form
2,450,131,642,782/3,381,478,158,879.30 = 1,394,487,103,248.50/x - Step 3: Cross multiply
2,450,131,642,782x = 3,381,478,158,879.30 × 1,394,487,103,248.50 - Step 4: Simplify right side
2,450,131,642,782x = 4,715,427,682,473,665,745,649,664 - Step 5: Solve for x
x = 4,715,427,682,473,665,745,649,664/2,450,131,642,782 - Step 6: Final answer
x = 1,924,560,950,169.82
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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.