Finding the Fourth Proportional to 4,621,787,534.12, 6,378,066,797.22 and 2,641,680,883.88
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Solution
The fourth proportional to 4,621,787,534.12, 6,378,066,797.22 and 2,641,680,883.88 is: 3,645,519,619.83
Step by Step Solution
- Step 1: Write the proportion equation
4,621,787,534.12 : 6,378,066,797.22 = 2,641,680,883.88 : x - Step 2: Convert to fraction form
4,621,787,534.12/6,378,066,797.22 = 2,641,680,883.88/x - Step 3: Cross multiply
4,621,787,534.12x = 6,378,066,797.22 × 2,641,680,883.88 - Step 4: Simplify right side
4,621,787,534.12x = 16,848,817,134,325,811,200 - Step 5: Solve for x
x = 16,848,817,134,325,811,200/4,621,787,534.12 - Step 6: Final answer
x = 3,645,519,619.83
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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.