Finding the Fourth Proportional to 7,394,482,405.98, 10,205,480,939.85 and 4,682,002,325.85
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Solution
The fourth proportional to 7,394,482,405.98, 10,205,480,939.85 and 4,682,002,325.85 is: 6,461,856,675.48
Step by Step Solution
- Step 1: Write the proportion equation
7,394,482,405.98 : 10,205,480,939.85 = 4,682,002,325.85 : x - Step 2: Convert to fraction form
7,394,482,405.98/10,205,480,939.85 = 4,682,002,325.85/x - Step 3: Cross multiply
7,394,482,405.98x = 10,205,480,939.85 × 4,682,002,325.85 - Step 4: Simplify right side
7,394,482,405.98x = 47,782,085,496,795,545,600 - Step 5: Solve for x
x = 47,782,085,496,795,545,600/7,394,482,405.98 - Step 6: Final answer
x = 6,461,856,675.48
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1.5x scale
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.