Finding the Fourth Proportional to 4,252,370,992.32, 6,378,374,765.10 and 1,454,589,711.09
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Solution
The fourth proportional to 4,252,370,992.32, 6,378,374,765.10 and 1,454,589,711.09 is: 2,181,822,405.32
Step by Step Solution
- Step 1: Write the proportion equation
4,252,370,992.32 : 6,378,374,765.10 = 1,454,589,711.09 : x - Step 2: Convert to fraction form
4,252,370,992.32/6,378,374,765.10 = 1,454,589,711.09/x - Step 3: Cross multiply
4,252,370,992.32x = 6,378,374,765.10 × 1,454,589,711.09 - Step 4: Simplify right side
4,252,370,992.32x = 9,277,918,306,790,555,648 - Step 5: Solve for x
x = 9,277,918,306,790,555,648/4,252,370,992.32 - Step 6: Final answer
x = 2,181,822,405.32
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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.