Home / 170,129,794.60-255,026,730.30-83,797,532.20

Finding the Fourth Proportional to 170,129,794.60, 255,026,730.30 and 83,797,532.20

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Solution

The fourth proportional to 170,129,794.60, 255,026,730.30 and 83,797,532.20 is: 125,613,568.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,129,794.60 : 255,026,730.30 = 83,797,532.20 : x
  2. Step 2: Convert to fraction form
    170,129,794.60/255,026,730.30 = 83,797,532.20/x
  3. Step 3: Cross multiply
    170,129,794.60x = 255,026,730.30 × 83,797,532.20
  4. Step 4: Simplify right side
    170,129,794.60x = 21,370,610,644,174,968
  5. Step 5: Solve for x
    x = 21,370,610,644,174,968/170,129,794.60
  6. Step 6: Final answer
    x = 125,613,568.71

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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.