Home / 741,183,758.48-1,111,395,654.66-391,617,812

Finding the Fourth Proportional to 741,183,758.48, 1,111,395,654.66 and 391,617,812

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Solution

The fourth proportional to 741,183,758.48, 1,111,395,654.66 and 391,617,812 is: 587,225,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,183,758.48 : 1,111,395,654.66 = 391,617,812 : x
  2. Step 2: Convert to fraction form
    741,183,758.48/1,111,395,654.66 = 391,617,812/x
  3. Step 3: Cross multiply
    741,183,758.48x = 1,111,395,654.66 × 391,617,812
  4. Step 4: Simplify right side
    741,183,758.48x = 435,242,334,544,256,832
  5. Step 5: Solve for x
    x = 435,242,334,544,256,832/741,183,758.48
  6. Step 6: Final answer
    x = 587,225,947.09

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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.