Home / 427,258,175.59-589,640,993.17-239,084,826.65

Finding the Fourth Proportional to 427,258,175.59, 589,640,993.17 and 239,084,826.65

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Solution

The fourth proportional to 427,258,175.59, 589,640,993.17 and 239,084,826.65 is: 329,950,888.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,258,175.59 : 589,640,993.17 = 239,084,826.65 : x
  2. Step 2: Convert to fraction form
    427,258,175.59/589,640,993.17 = 239,084,826.65/x
  3. Step 3: Cross multiply
    427,258,175.59x = 589,640,993.17 × 239,084,826.65
  4. Step 4: Simplify right side
    427,258,175.59x = 140,974,214,633,639,648
  5. Step 5: Solve for x
    x = 140,974,214,633,639,648/427,258,175.59
  6. Step 6: Final answer
    x = 329,950,888.45

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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.