Home / 163,305,730.32-245,110,383-82,584,629.52

Finding the Fourth Proportional to 163,305,730.32, 245,110,383 and 82,584,629.52

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Solution

The fourth proportional to 163,305,730.32, 245,110,383 and 82,584,629.52 is: 123,953,704.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,305,730.32 : 245,110,383 = 82,584,629.52 : x
  2. Step 2: Convert to fraction form
    163,305,730.32/245,110,383 = 82,584,629.52/x
  3. Step 3: Cross multiply
    163,305,730.32x = 245,110,383 × 82,584,629.52
  4. Step 4: Simplify right side
    163,305,730.32x = 20,242,350,171,560,304
  5. Step 5: Solve for x
    x = 20,242,350,171,560,304/163,305,730.32
  6. Step 6: Final answer
    x = 123,953,704.09

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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.