Home / 12,494,026,360.87-17,241,789,120.38-6,778,310,491.42

Finding the Fourth Proportional to 12,494,026,360.87, 17,241,789,120.38 and 6,778,310,491.42

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Solution

The fourth proportional to 12,494,026,360.87, 17,241,789,120.38 and 6,778,310,491.42 is: 9,354,086,241.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,494,026,360.87 : 17,241,789,120.38 = 6,778,310,491.42 : x
  2. Step 2: Convert to fraction form
    12,494,026,360.87/17,241,789,120.38 = 6,778,310,491.42/x
  3. Step 3: Cross multiply
    12,494,026,360.87x = 17,241,789,120.38 × 6,778,310,491.42
  4. Step 4: Simplify right side
    12,494,026,360.87x = 116,870,200,085,583,314,944
  5. Step 5: Solve for x
    x = 116,870,200,085,583,314,944/12,494,026,360.87
  6. Step 6: Final answer
    x = 9,354,086,241.69

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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.