Home / 483,894,519.30-725,844,403.35-120,388,875.30

Finding the Fourth Proportional to 483,894,519.30, 725,844,403.35 and 120,388,875.30

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Solution

The fourth proportional to 483,894,519.30, 725,844,403.35 and 120,388,875.30 is: 180,583,965.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,894,519.30 : 725,844,403.35 = 120,388,875.30 : x
  2. Step 2: Convert to fraction form
    483,894,519.30/725,844,403.35 = 120,388,875.30/x
  3. Step 3: Cross multiply
    483,894,519.30x = 725,844,403.35 × 120,388,875.30
  4. Step 4: Simplify right side
    483,894,519.30x = 87,383,591,362,106,048
  5. Step 5: Solve for x
    x = 87,383,591,362,106,048/483,894,519.30
  6. Step 6: Final answer
    x = 180,583,965.88

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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.