Home / 13,190,472,022.60-19,785,708,033.90-6,991,744,198.60

Finding the Fourth Proportional to 13,190,472,022.60, 19,785,708,033.90 and 6,991,744,198.60

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Solution

The fourth proportional to 13,190,472,022.60, 19,785,708,033.90 and 6,991,744,198.60 is: 10,487,616,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,190,472,022.60 : 19,785,708,033.90 = 6,991,744,198.60 : x
  2. Step 2: Convert to fraction form
    13,190,472,022.60/19,785,708,033.90 = 6,991,744,198.60/x
  3. Step 3: Cross multiply
    13,190,472,022.60x = 19,785,708,033.90 × 6,991,744,198.60
  4. Step 4: Simplify right side
    13,190,472,022.60x = 138,336,609,361,213,751,296
  5. Step 5: Solve for x
    x = 138,336,609,361,213,751,296/13,190,472,022.60
  6. Step 6: Final answer
    x = 10,487,616,297.90

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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.