Home / 8,478,647,938.98-12,719,868,738.48-2,583,668,540.34

Finding the Fourth Proportional to 8,478,647,938.98, 12,719,868,738.48 and 2,583,668,540.34

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Solution

The fourth proportional to 8,478,647,938.98, 12,719,868,738.48 and 2,583,668,540.34 is: 3,876,080,824.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,478,647,938.98 : 12,719,868,738.48 = 2,583,668,540.34 : x
  2. Step 2: Convert to fraction form
    8,478,647,938.98/12,719,868,738.48 = 2,583,668,540.34/x
  3. Step 3: Cross multiply
    8,478,647,938.98x = 12,719,868,738.48 × 2,583,668,540.34
  4. Step 4: Simplify right side
    8,478,647,938.98x = 32,863,924,696,865,017,856
  5. Step 5: Solve for x
    x = 32,863,924,696,865,017,856/8,478,647,938.98
  6. Step 6: Final answer
    x = 3,876,080,824.84

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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.