Home / 384,378,600.40-576,599,367.48-111,749,033.68

Finding the Fourth Proportional to 384,378,600.40, 576,599,367.48 and 111,749,033.68

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Solution

The fourth proportional to 384,378,600.40, 576,599,367.48 and 111,749,033.68 is: 167,632,698.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,378,600.40 : 576,599,367.48 = 111,749,033.68 : x
  2. Step 2: Convert to fraction form
    384,378,600.40/576,599,367.48 = 111,749,033.68/x
  3. Step 3: Cross multiply
    384,378,600.40x = 576,599,367.48 × 111,749,033.68
  4. Step 4: Simplify right side
    384,378,600.40x = 64,434,422,136,389,224
  5. Step 5: Solve for x
    x = 64,434,422,136,389,224/384,378,600.40
  6. Step 6: Final answer
    x = 167,632,698.77

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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.