Home / 64,378,982.60-96,568,473.90-43,971,648.20

Finding the Fourth Proportional to 64,378,982.60, 96,568,473.90 and 43,971,648.20

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Solution

The fourth proportional to 64,378,982.60, 96,568,473.90 and 43,971,648.20 is: 65,957,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,378,982.60 : 96,568,473.90 = 43,971,648.20 : x
  2. Step 2: Convert to fraction form
    64,378,982.60/96,568,473.90 = 43,971,648.20/x
  3. Step 3: Cross multiply
    64,378,982.60x = 96,568,473.90 × 43,971,648.20
  4. Step 4: Simplify right side
    64,378,982.60x = 4,246,274,961,541,682.50
  5. Step 5: Solve for x
    x = 4,246,274,961,541,682.50/64,378,982.60
  6. Step 6: Final answer
    x = 65,957,472.30

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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.