Finding the Fourth Proportional to 3,099,860,817.75, 4,651,970,174.15 and 2,803,484,176.47
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Solution
The fourth proportional to 3,099,860,817.75, 4,651,970,174.15 and 2,803,484,176.47 is: 4,207,196,883.79
Step by Step Solution
- Step 1: Write the proportion equation
3,099,860,817.75 : 4,651,970,174.15 = 2,803,484,176.47 : x - Step 2: Convert to fraction form
3,099,860,817.75/4,651,970,174.15 = 2,803,484,176.47/x - Step 3: Cross multiply
3,099,860,817.75x = 4,651,970,174.15 × 2,803,484,176.47 - Step 4: Simplify right side
3,099,860,817.75x = 13,041,724,772,625,897,472 - Step 5: Solve for x
x = 13,041,724,772,625,897,472/3,099,860,817.75 - Step 6: Final answer
x = 4,207,196,883.79
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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.