Home / 111,775,438.36-154,250,112.05-62,214,745.15

Finding the Fourth Proportional to 111,775,438.36, 154,250,112.05 and 62,214,745.15

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Solution

The fourth proportional to 111,775,438.36, 154,250,112.05 and 62,214,745.15 is: 85,856,352.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,775,438.36 : 154,250,112.05 = 62,214,745.15 : x
  2. Step 2: Convert to fraction form
    111,775,438.36/154,250,112.05 = 62,214,745.15/x
  3. Step 3: Cross multiply
    111,775,438.36x = 154,250,112.05 × 62,214,745.15
  4. Step 4: Simplify right side
    111,775,438.36x = 9,596,631,410,549,694
  5. Step 5: Solve for x
    x = 9,596,631,410,549,694/111,775,438.36
  6. Step 6: Final answer
    x = 85,856,352.27

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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.