Finding the Fourth Proportional to 7,072,518,220.10, 10,608,777,340.52 and 2,874,487,479.26
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Solution
The fourth proportional to 7,072,518,220.10, 10,608,777,340.52 and 2,874,487,479.26 is: 4,311,731,223.10
Step by Step Solution
- Step 1: Write the proportion equation
7,072,518,220.10 : 10,608,777,340.52 = 2,874,487,479.26 : x - Step 2: Convert to fraction form
7,072,518,220.10/10,608,777,340.52 = 2,874,487,479.26/x - Step 3: Cross multiply
7,072,518,220.10x = 10,608,777,340.52 × 2,874,487,479.26 - Step 4: Simplify right side
7,072,518,220.10x = 30,494,797,635,537,522,688 - Step 5: Solve for x
x = 30,494,797,635,537,522,688/7,072,518,220.10 - Step 6: Final answer
x = 4,311,731,223.10
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1.5x scale
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.