Home / 7,668,994,405.80-11,503,491,608.70-3,949,757,711.40

Finding the Fourth Proportional to 7,668,994,405.80, 11,503,491,608.70 and 3,949,757,711.40

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Solution

The fourth proportional to 7,668,994,405.80, 11,503,491,608.70 and 3,949,757,711.40 is: 5,924,636,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,668,994,405.80 : 11,503,491,608.70 = 3,949,757,711.40 : x
  2. Step 2: Convert to fraction form
    7,668,994,405.80/11,503,491,608.70 = 3,949,757,711.40/x
  3. Step 3: Cross multiply
    7,668,994,405.80x = 11,503,491,608.70 × 3,949,757,711.40
  4. Step 4: Simplify right side
    7,668,994,405.80x = 45,436,004,689,488,019,456
  5. Step 5: Solve for x
    x = 45,436,004,689,488,019,456/7,668,994,405.80
  6. Step 6: Final answer
    x = 5,924,636,567.10

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1.5x scale

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.