Finding the Fourth Proportional to 3,368,670,500.30, 4,648,453,318.14 and 1,863,264,450.74
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Solution
The fourth proportional to 3,368,670,500.30, 4,648,453,318.14 and 1,863,264,450.74 is: 2,571,132,385.27
Step by Step Solution
- Step 1: Write the proportion equation
3,368,670,500.30 : 4,648,453,318.14 = 1,863,264,450.74 : x - Step 2: Convert to fraction form
3,368,670,500.30/4,648,453,318.14 = 1,863,264,450.74/x - Step 3: Cross multiply
3,368,670,500.30x = 4,648,453,318.14 × 1,863,264,450.74 - Step 4: Simplify right side
3,368,670,500.30x = 8,661,297,818,614,658,048 - Step 5: Solve for x
x = 8,661,297,818,614,658,048/3,368,670,500.30 - Step 6: Final answer
x = 2,571,132,385.27
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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.