Home / 158,383,451.71-237,593,113.92-142,109,399.68

Finding the Fourth Proportional to 158,383,451.71, 237,593,113.92 and 142,109,399.68

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Solution

The fourth proportional to 158,383,451.71, 237,593,113.92 and 142,109,399.68 is: 213,180,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,383,451.71 : 237,593,113.92 = 142,109,399.68 : x
  2. Step 2: Convert to fraction form
    158,383,451.71/237,593,113.92 = 142,109,399.68/x
  3. Step 3: Cross multiply
    158,383,451.71x = 237,593,113.92 × 142,109,399.68
  4. Step 4: Simplify right side
    158,383,451.71x = 33,764,214,788,014,344
  5. Step 5: Solve for x
    x = 33,764,214,788,014,344/158,383,451.71
  6. Step 6: Final answer
    x = 213,180,192.91

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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.