Home / 74,240,335.68-111,324,500.64-43,544,945.28

Finding the Fourth Proportional to 74,240,335.68, 111,324,500.64 and 43,544,945.28

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Solution

The fourth proportional to 74,240,335.68, 111,324,500.64 and 43,544,945.28 is: 65,296,300.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,240,335.68 : 111,324,500.64 = 43,544,945.28 : x
  2. Step 2: Convert to fraction form
    74,240,335.68/111,324,500.64 = 43,544,945.28/x
  3. Step 3: Cross multiply
    74,240,335.68x = 111,324,500.64 × 43,544,945.28
  4. Step 4: Simplify right side
    74,240,335.68x = 4,847,619,288,692,125
  5. Step 5: Solve for x
    x = 4,847,619,288,692,125/74,240,335.68
  6. Step 6: Final answer
    x = 65,296,300.78

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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.