Home / 110,400,905.80-165,601,358.70-109,645,078.60

Finding the Fourth Proportional to 110,400,905.80, 165,601,358.70 and 109,645,078.60

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Solution

The fourth proportional to 110,400,905.80, 165,601,358.70 and 109,645,078.60 is: 164,467,617.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,400,905.80 : 165,601,358.70 = 109,645,078.60 : x
  2. Step 2: Convert to fraction form
    110,400,905.80/165,601,358.70 = 109,645,078.60/x
  3. Step 3: Cross multiply
    110,400,905.80x = 165,601,358.70 × 109,645,078.60
  4. Step 4: Simplify right side
    110,400,905.80x = 18,157,373,990,928,292
  5. Step 5: Solve for x
    x = 18,157,373,990,928,292/110,400,905.80
  6. Step 6: Final answer
    x = 164,467,617.90

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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.