Finding the Fourth Proportional to 8,102,977,495.56, 12,154,239,495.18 and 2,582,566,792.20
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Solution
The fourth proportional to 8,102,977,495.56, 12,154,239,495.18 and 2,582,566,792.20 is: 3,873,777,919.52
Step by Step Solution
- Step 1: Write the proportion equation
8,102,977,495.56 : 12,154,239,495.18 = 2,582,566,792.20 : x - Step 2: Convert to fraction form
8,102,977,495.56/12,154,239,495.18 = 2,582,566,792.20/x - Step 3: Cross multiply
8,102,977,495.56x = 12,154,239,495.18 × 2,582,566,792.20 - Step 4: Simplify right side
8,102,977,495.56x = 31,389,135,304,697,556,992 - Step 5: Solve for x
x = 31,389,135,304,697,556,992/8,102,977,495.56 - Step 6: Final answer
x = 3,873,777,919.52
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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.