Home / 3,990,950,359.08-5,987,020,800.78-1,469,684,730.32

Finding the Fourth Proportional to 3,990,950,359.08, 5,987,020,800.78 and 1,469,684,730.32

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Solution

The fourth proportional to 3,990,950,359.08, 5,987,020,800.78 and 1,469,684,730.32 is: 2,204,746,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,950,359.08 : 5,987,020,800.78 = 1,469,684,730.32 : x
  2. Step 2: Convert to fraction form
    3,990,950,359.08/5,987,020,800.78 = 1,469,684,730.32/x
  3. Step 3: Cross multiply
    3,990,950,359.08x = 5,987,020,800.78 × 1,469,684,730.32
  4. Step 4: Simplify right side
    3,990,950,359.08x = 8,799,033,050,984,649,728
  5. Step 5: Solve for x
    x = 8,799,033,050,984,649,728/3,990,950,359.08
  6. Step 6: Final answer
    x = 2,204,746,303.34

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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.