Home / 172,631,277.25-238,231,258.18-93,246,338.36

Finding the Fourth Proportional to 172,631,277.25, 238,231,258.18 and 93,246,338.36

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Solution

The fourth proportional to 172,631,277.25, 238,231,258.18 and 93,246,338.36 is: 128,679,998.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,631,277.25 : 238,231,258.18 = 93,246,338.36 : x
  2. Step 2: Convert to fraction form
    172,631,277.25/238,231,258.18 = 93,246,338.36/x
  3. Step 3: Cross multiply
    172,631,277.25x = 238,231,258.18 × 93,246,338.36
  4. Step 4: Simplify right side
    172,631,277.25x = 22,214,192,507,999,568
  5. Step 5: Solve for x
    x = 22,214,192,507,999,568/172,631,277.25
  6. Step 6: Final answer
    x = 128,679,998.56

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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.