Finding the Fourth Proportional to 3,432,998,310.19, 5,150,265,102.28 and 1,251,964,446.19
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Solution
The fourth proportional to 3,432,998,310.19, 5,150,265,102.28 and 1,251,964,446.19 is: 1,878,226,615.31
Step by Step Solution
- Step 1: Write the proportion equation
3,432,998,310.19 : 5,150,265,102.28 = 1,251,964,446.19 : x - Step 2: Convert to fraction form
3,432,998,310.19/5,150,265,102.28 = 1,251,964,446.19/x - Step 3: Cross multiply
3,432,998,310.19x = 5,150,265,102.28 × 1,251,964,446.19 - Step 4: Simplify right side
3,432,998,310.19x = 6,447,948,796,496,290,816 - Step 5: Solve for x
x = 6,447,948,796,496,290,816/3,432,998,310.19 - Step 6: Final answer
x = 1,878,226,615.31
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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.