Home / 168,170,936.40-252,256,404.60-164,391,800.40

Finding the Fourth Proportional to 168,170,936.40, 252,256,404.60 and 164,391,800.40

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Solution

The fourth proportional to 168,170,936.40, 252,256,404.60 and 164,391,800.40 is: 246,587,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,170,936.40 : 252,256,404.60 = 164,391,800.40 : x
  2. Step 2: Convert to fraction form
    168,170,936.40/252,256,404.60 = 164,391,800.40/x
  3. Step 3: Cross multiply
    168,170,936.40x = 252,256,404.60 × 164,391,800.40
  4. Step 4: Simplify right side
    168,170,936.40x = 41,468,884,514,624,840
  5. Step 5: Solve for x
    x = 41,468,884,514,624,840/168,170,936.40
  6. Step 6: Final answer
    x = 246,587,700.60

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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.