Home / 6,619,019,630.80-9,928,529,446.20-3,861,762,005.20

Finding the Fourth Proportional to 6,619,019,630.80, 9,928,529,446.20 and 3,861,762,005.20

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Solution

The fourth proportional to 6,619,019,630.80, 9,928,529,446.20 and 3,861,762,005.20 is: 5,792,643,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619,019,630.80 : 9,928,529,446.20 = 3,861,762,005.20 : x
  2. Step 2: Convert to fraction form
    6,619,019,630.80/9,928,529,446.20 = 3,861,762,005.20/x
  3. Step 3: Cross multiply
    6,619,019,630.80x = 9,928,529,446.20 × 3,861,762,005.20
  4. Step 4: Simplify right side
    6,619,019,630.80x = 38,341,617,782,844,555,264
  5. Step 5: Solve for x
    x = 38,341,617,782,844,555,264/6,619,019,630.80
  6. Step 6: Final answer
    x = 5,792,643,007.80

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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.