Finding the Fourth Proportional to 4,224,470,515.20, 6,336,705,772.80 and 3,861,374,860.80
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Solution
The fourth proportional to 4,224,470,515.20, 6,336,705,772.80 and 3,861,374,860.80 is: 5,792,062,291.20
Step by Step Solution
- Step 1: Write the proportion equation
4,224,470,515.20 : 6,336,705,772.80 = 3,861,374,860.80 : x - Step 2: Convert to fraction form
4,224,470,515.20/6,336,705,772.80 = 3,861,374,860.80/x - Step 3: Cross multiply
4,224,470,515.20x = 6,336,705,772.80 × 3,861,374,860.80 - Step 4: Simplify right side
4,224,470,515.20x = 24,468,396,371,376,156,672 - Step 5: Solve for x
x = 24,468,396,371,376,156,672/4,224,470,515.20 - Step 6: Final answer
x = 5,792,062,291.20
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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.