Home / 34,508,172,496.05-47,617,648,667.87-20,037,438,791.73

Finding the Fourth Proportional to 34,508,172,496.05, 47,617,648,667.87 and 20,037,438,791.73

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Solution

The fourth proportional to 34,508,172,496.05, 47,617,648,667.87 and 20,037,438,791.73 is: 27,649,558,106.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,508,172,496.05 : 47,617,648,667.87 = 20,037,438,791.73 : x
  2. Step 2: Convert to fraction form
    34,508,172,496.05/47,617,648,667.87 = 20,037,438,791.73/x
  3. Step 3: Cross multiply
    34,508,172,496.05x = 47,617,648,667.87 × 20,037,438,791.73
  4. Step 4: Simplify right side
    34,508,172,496.05x = 954,135,720,588,448,497,664
  5. Step 5: Solve for x
    x = 954,135,720,588,448,497,664/34,508,172,496.05
  6. Step 6: Final answer
    x = 27,649,558,106.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.