Home / 71,072,155,704.82-106,607,157,398.67-17,289,797,722.74

Finding the Fourth Proportional to 71,072,155,704.82, 106,607,157,398.67 and 17,289,797,722.74

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Solution

The fourth proportional to 71,072,155,704.82, 106,607,157,398.67 and 17,289,797,722.74 is: 25,934,434,785.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,072,155,704.82 : 106,607,157,398.67 = 17,289,797,722.74 : x
  2. Step 2: Convert to fraction form
    71,072,155,704.82/106,607,157,398.67 = 17,289,797,722.74/x
  3. Step 3: Cross multiply
    71,072,155,704.82x = 106,607,157,398.67 × 17,289,797,722.74
  4. Step 4: Simplify right side
    71,072,155,704.82x = 1,843,216,187,219,309,494,272
  5. Step 5: Solve for x
    x = 1,843,216,187,219,309,494,272/71,072,155,704.82
  6. Step 6: Final answer
    x = 25,934,434,785.89

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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.