Finding the Fourth Proportional to 5,548,667,542.36, 8,317,175,119.62 and 1,866,894,682.84
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Solution
The fourth proportional to 5,548,667,542.36, 8,317,175,119.62 and 1,866,894,682.84 is: 2,798,381,753.55
Step by Step Solution
- Step 1: Write the proportion equation
5,548,667,542.36 : 8,317,175,119.62 = 1,866,894,682.84 : x - Step 2: Convert to fraction form
5,548,667,542.36/8,317,175,119.62 = 1,866,894,682.84/x - Step 3: Cross multiply
5,548,667,542.36x = 8,317,175,119.62 × 1,866,894,682.84 - Step 4: Simplify right side
5,548,667,542.36x = 15,527,290,007,067,717,632 - Step 5: Solve for x
x = 15,527,290,007,067,717,632/5,548,667,542.36 - Step 6: Final answer
x = 2,798,381,753.55
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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.