Home / 64,512,003.40-96,768,005.10-54,770,230.60

Finding the Fourth Proportional to 64,512,003.40, 96,768,005.10 and 54,770,230.60

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Solution

The fourth proportional to 64,512,003.40, 96,768,005.10 and 54,770,230.60 is: 82,155,345.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,512,003.40 : 96,768,005.10 = 54,770,230.60 : x
  2. Step 2: Convert to fraction form
    64,512,003.40/96,768,005.10 = 54,770,230.60/x
  3. Step 3: Cross multiply
    64,512,003.40x = 96,768,005.10 × 54,770,230.60
  4. Step 4: Simplify right side
    64,512,003.40x = 5,300,005,954,028,976
  5. Step 5: Solve for x
    x = 5,300,005,954,028,976/64,512,003.40
  6. Step 6: Final answer
    x = 82,155,345.90

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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.