Home / 82,242,546.48-123,234,040.71-30,355,733.34

Finding the Fourth Proportional to 82,242,546.48, 123,234,040.71 and 30,355,733.34

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Solution

The fourth proportional to 82,242,546.48, 123,234,040.71 and 30,355,733.34 is: 45,485,698.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,242,546.48 : 123,234,040.71 = 30,355,733.34 : x
  2. Step 2: Convert to fraction form
    82,242,546.48/123,234,040.71 = 30,355,733.34/x
  3. Step 3: Cross multiply
    82,242,546.48x = 123,234,040.71 × 30,355,733.34
  4. Step 4: Simplify right side
    82,242,546.48x = 3,740,859,678,203,464
  5. Step 5: Solve for x
    x = 3,740,859,678,203,464/82,242,546.48
  6. Step 6: Final answer
    x = 45,485,698.56

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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.