Home / 12,410,651,028.13-18,615,853,863.17-5,685,885,481.33

Finding the Fourth Proportional to 12,410,651,028.13, 18,615,853,863.17 and 5,685,885,481.33

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Solution

The fourth proportional to 12,410,651,028.13, 18,615,853,863.17 and 5,685,885,481.33 is: 8,528,772,017.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410,651,028.13 : 18,615,853,863.17 = 5,685,885,481.33 : x
  2. Step 2: Convert to fraction form
    12,410,651,028.13/18,615,853,863.17 = 5,685,885,481.33/x
  3. Step 3: Cross multiply
    12,410,651,028.13x = 18,615,853,863.17 × 5,685,885,481.33
  4. Step 4: Simplify right side
    12,410,651,028.13x = 105,847,613,203,159,285,760
  5. Step 5: Solve for x
    x = 105,847,613,203,159,285,760/12,410,651,028.13
  6. Step 6: Final answer
    x = 8,528,772,017.14

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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.