Finding the Fourth Proportional to 4,968,965,718.10, 7,447,118,524.35 and 2,641,017,942.10
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Solution
The fourth proportional to 4,968,965,718.10, 7,447,118,524.35 and 2,641,017,942.10 is: 3,958,162,473.96
Step by Step Solution
- Step 1: Write the proportion equation
4,968,965,718.10 : 7,447,118,524.35 = 2,641,017,942.10 : x - Step 2: Convert to fraction form
4,968,965,718.10/7,447,118,524.35 = 2,641,017,942.10/x - Step 3: Cross multiply
4,968,965,718.10x = 7,447,118,524.35 × 2,641,017,942.10 - Step 4: Simplify right side
4,968,965,718.10x = 19,667,973,639,753,625,600 - Step 5: Solve for x
x = 19,667,973,639,753,625,600/4,968,965,718.10 - Step 6: Final answer
x = 3,958,162,473.96
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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.