Finding the Fourth Proportional to 5,548,667,545.36, 8,317,175,124.12 and 1,866,894,685.84
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Solution
The fourth proportional to 5,548,667,545.36, 8,317,175,124.12 and 1,866,894,685.84 is: 2,798,381,758.05
Step by Step Solution
- Step 1: Write the proportion equation
5,548,667,545.36 : 8,317,175,124.12 = 1,866,894,685.84 : x - Step 2: Convert to fraction form
5,548,667,545.36/8,317,175,124.12 = 1,866,894,685.84/x - Step 3: Cross multiply
5,548,667,545.36x = 8,317,175,124.12 × 1,866,894,685.84 - Step 4: Simplify right side
5,548,667,545.36x = 15,527,290,040,420,270,080 - Step 5: Solve for x
x = 15,527,290,040,420,270,080/5,548,667,545.36 - Step 6: Final answer
x = 2,798,381,758.05
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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.