Home / 166,238,603.60-248,854,020.60-125,591,896.40

Finding the Fourth Proportional to 166,238,603.60, 248,854,020.60 and 125,591,896.40

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Solution

The fourth proportional to 166,238,603.60, 248,854,020.60 and 125,591,896.40 is: 188,007,163.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,238,603.60 : 248,854,020.60 = 125,591,896.40 : x
  2. Step 2: Convert to fraction form
    166,238,603.60/248,854,020.60 = 125,591,896.40/x
  3. Step 3: Cross multiply
    166,238,603.60x = 248,854,020.60 × 125,591,896.40
  4. Step 4: Simplify right side
    166,238,603.60x = 31,254,048,373,918,668
  5. Step 5: Solve for x
    x = 31,254,048,373,918,668/166,238,603.60
  6. Step 6: Final answer
    x = 188,007,163.78

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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.