Home / 77,150,031.10-106,467,321.65-41,867,828.54

Finding the Fourth Proportional to 77,150,031.10, 106,467,321.65 and 41,867,828.54

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Solution

The fourth proportional to 77,150,031.10, 106,467,321.65 and 41,867,828.54 is: 57,777,754.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,150,031.10 : 106,467,321.65 = 41,867,828.54 : x
  2. Step 2: Convert to fraction form
    77,150,031.10/106,467,321.65 = 41,867,828.54/x
  3. Step 3: Cross multiply
    77,150,031.10x = 106,467,321.65 × 41,867,828.54
  4. Step 4: Simplify right side
    77,150,031.10x = 4,457,555,567,213,553.50
  5. Step 5: Solve for x
    x = 4,457,555,567,213,553.50/77,150,031.10
  6. Step 6: Final answer
    x = 57,777,754.64

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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.