Home / 238,689,055.37-358,033,682.39-107,377,954.58

Finding the Fourth Proportional to 238,689,055.37, 358,033,682.39 and 107,377,954.58

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Solution

The fourth proportional to 238,689,055.37, 358,033,682.39 and 107,377,954.58 is: 161,066,976.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,689,055.37 : 358,033,682.39 = 107,377,954.58 : x
  2. Step 2: Convert to fraction form
    238,689,055.37/358,033,682.39 = 107,377,954.58/x
  3. Step 3: Cross multiply
    238,689,055.37x = 358,033,682.39 × 107,377,954.58
  4. Step 4: Simplify right side
    238,689,055.37x = 38,444,924,485,783,560
  5. Step 5: Solve for x
    x = 38,444,924,485,783,560/238,689,055.37
  6. Step 6: Final answer
    x = 161,066,976.56

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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.