Home / 300,784,785.21-450,858,745.57-101,174,046.25

Finding the Fourth Proportional to 300,784,785.21, 450,858,745.57 and 101,174,046.25

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Solution

The fourth proportional to 300,784,785.21, 450,858,745.57 and 101,174,046.25 is: 151,653,959.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,784,785.21 : 450,858,745.57 = 101,174,046.25 : x
  2. Step 2: Convert to fraction form
    300,784,785.21/450,858,745.57 = 101,174,046.25/x
  3. Step 3: Cross multiply
    300,784,785.21x = 450,858,745.57 × 101,174,046.25
  4. Step 4: Simplify right side
    300,784,785.21x = 45,615,203,575,705,696
  5. Step 5: Solve for x
    x = 45,615,203,575,705,696/300,784,785.21
  6. Step 6: Final answer
    x = 151,653,959.30

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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.