Home / 239,232,544.25-330,141,043.91-129,224,258.33

Finding the Fourth Proportional to 239,232,544.25, 330,141,043.91 and 129,224,258.33

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Solution

The fourth proportional to 239,232,544.25, 330,141,043.91 and 129,224,258.33 is: 178,329,548.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,232,544.25 : 330,141,043.91 = 129,224,258.33 : x
  2. Step 2: Convert to fraction form
    239,232,544.25/330,141,043.91 = 129,224,258.33/x
  3. Step 3: Cross multiply
    239,232,544.25x = 330,141,043.91 × 129,224,258.33
  4. Step 4: Simplify right side
    239,232,544.25x = 42,662,231,542,915,584
  5. Step 5: Solve for x
    x = 42,662,231,542,915,584/239,232,544.25
  6. Step 6: Final answer
    x = 178,329,548.25

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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.