Home / 110,397,156.80-165,595,735.20-108,271,392.80

Finding the Fourth Proportional to 110,397,156.80, 165,595,735.20 and 108,271,392.80

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Solution

The fourth proportional to 110,397,156.80, 165,595,735.20 and 108,271,392.80 is: 162,407,089.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,397,156.80 : 165,595,735.20 = 108,271,392.80 : x
  2. Step 2: Convert to fraction form
    110,397,156.80/165,595,735.20 = 108,271,392.80/x
  3. Step 3: Cross multiply
    110,397,156.80x = 165,595,735.20 × 108,271,392.80
  4. Step 4: Simplify right side
    110,397,156.80x = 17,929,280,891,843,984
  5. Step 5: Solve for x
    x = 17,929,280,891,843,984/110,397,156.80
  6. Step 6: Final answer
    x = 162,407,089.20

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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.