Home / 6,471,809,171.87-8,928,555,532.45-3,758,615,109.27

Finding the Fourth Proportional to 6,471,809,171.87, 8,928,555,532.45 and 3,758,615,109.27

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Solution

The fourth proportional to 6,471,809,171.87, 8,928,555,532.45 and 3,758,615,109.27 is: 5,185,413,048.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,471,809,171.87 : 8,928,555,532.45 = 3,758,615,109.27 : x
  2. Step 2: Convert to fraction form
    6,471,809,171.87/8,928,555,532.45 = 3,758,615,109.27/x
  3. Step 3: Cross multiply
    6,471,809,171.87x = 8,928,555,532.45 × 3,758,615,109.27
  4. Step 4: Simplify right side
    6,471,809,171.87x = 33,559,003,728,211,869,696
  5. Step 5: Solve for x
    x = 33,559,003,728,211,869,696/6,471,809,171.87
  6. Step 6: Final answer
    x = 5,185,413,048.66

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.