Home / 227,086,069.78-313,378,913.59-122,664,187.24

Finding the Fourth Proportional to 227,086,069.78, 313,378,913.59 and 122,664,187.24

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Solution

The fourth proportional to 227,086,069.78, 313,378,913.59 and 122,664,187.24 is: 169,276,652.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,086,069.78 : 313,378,913.59 = 122,664,187.24 : x
  2. Step 2: Convert to fraction form
    227,086,069.78/313,378,913.59 = 122,664,187.24/x
  3. Step 3: Cross multiply
    227,086,069.78x = 313,378,913.59 × 122,664,187.24
  4. Step 4: Simplify right side
    227,086,069.78x = 38,440,369,732,581,432
  5. Step 5: Solve for x
    x = 38,440,369,732,581,432/227,086,069.78
  6. Step 6: Final answer
    x = 169,276,652.55

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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.