Home / 6,580,678,410.99-9,870,669,965.08-2,158,515,334.71

Finding the Fourth Proportional to 6,580,678,410.99, 9,870,669,965.08 and 2,158,515,334.71

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Solution

The fourth proportional to 6,580,678,410.99, 9,870,669,965.08 and 2,158,515,334.71 is: 3,237,658,969.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,580,678,410.99 : 9,870,669,965.08 = 2,158,515,334.71 : x
  2. Step 2: Convert to fraction form
    6,580,678,410.99/9,870,669,965.08 = 2,158,515,334.71/x
  3. Step 3: Cross multiply
    6,580,678,410.99x = 9,870,669,965.08 × 2,158,515,334.71
  4. Step 4: Simplify right side
    6,580,678,410.99x = 21,305,992,483,486,601,216
  5. Step 5: Solve for x
    x = 21,305,992,483,486,601,216/6,580,678,410.99
  6. Step 6: Final answer
    x = 3,237,658,969.61

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Double scale
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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.