Home / 149,493,108.60-223,814,510.10-115,197,449.40

Finding the Fourth Proportional to 149,493,108.60, 223,814,510.10 and 115,197,449.40

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Solution

The fourth proportional to 149,493,108.60, 223,814,510.10 and 115,197,449.40 is: 172,468,556.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,493,108.60 : 223,814,510.10 = 115,197,449.40 : x
  2. Step 2: Convert to fraction form
    149,493,108.60/223,814,510.10 = 115,197,449.40/x
  3. Step 3: Cross multiply
    149,493,108.60x = 223,814,510.10 × 115,197,449.40
  4. Step 4: Simplify right side
    149,493,108.60x = 25,782,860,702,230,540
  5. Step 5: Solve for x
    x = 25,782,860,702,230,540/149,493,108.60
  6. Step 6: Final answer
    x = 172,468,556.87

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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.