Finding the Fourth Proportional to 4,165,388,161.08, 5,748,401,391.87 and 2,285,860,706.03
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Solution
The fourth proportional to 4,165,388,161.08, 5,748,401,391.87 and 2,285,860,706.03 is: 3,154,578,722.56
Step by Step Solution
- Step 1: Write the proportion equation
4,165,388,161.08 : 5,748,401,391.87 = 2,285,860,706.03 : x - Step 2: Convert to fraction form
4,165,388,161.08/5,748,401,391.87 = 2,285,860,706.03/x - Step 3: Cross multiply
4,165,388,161.08x = 5,748,401,391.87 × 2,285,860,706.03 - Step 4: Simplify right side
4,165,388,161.08x = 13,140,044,864,135,051,264 - Step 5: Solve for x
x = 13,140,044,864,135,051,264/4,165,388,161.08 - Step 6: Final answer
x = 3,154,578,722.56
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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.