Home / 168,400,829.70-252,601,244.55-113,981,271.30

Finding the Fourth Proportional to 168,400,829.70, 252,601,244.55 and 113,981,271.30

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Solution

The fourth proportional to 168,400,829.70, 252,601,244.55 and 113,981,271.30 is: 170,971,906.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,400,829.70 : 252,601,244.55 = 113,981,271.30 : x
  2. Step 2: Convert to fraction form
    168,400,829.70/252,601,244.55 = 113,981,271.30/x
  3. Step 3: Cross multiply
    168,400,829.70x = 252,601,244.55 × 113,981,271.30
  4. Step 4: Simplify right side
    168,400,829.70x = 28,791,810,985,771,196
  5. Step 5: Solve for x
    x = 28,791,810,985,771,196/168,400,829.70
  6. Step 6: Final answer
    x = 170,971,906.95

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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.