Home / 149,493,423.60-223,814,982.60-115,197,764.40

Finding the Fourth Proportional to 149,493,423.60, 223,814,982.60 and 115,197,764.40

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Solution

The fourth proportional to 149,493,423.60, 223,814,982.60 and 115,197,764.40 is: 172,469,029.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,493,423.60 : 223,814,982.60 = 115,197,764.40 : x
  2. Step 2: Convert to fraction form
    149,493,423.60/223,814,982.60 = 115,197,764.40/x
  3. Step 3: Cross multiply
    149,493,423.60x = 223,814,982.60 × 115,197,764.40
  4. Step 4: Simplify right side
    149,493,423.60x = 25,782,985,634,744,900
  5. Step 5: Solve for x
    x = 25,782,985,634,744,900/149,493,423.60
  6. Step 6: Final answer
    x = 172,469,029.16

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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.