Home / 57,476,480.20-86,214,720.30-51,240,905.80

Finding the Fourth Proportional to 57,476,480.20, 86,214,720.30 and 51,240,905.80

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Solution

The fourth proportional to 57,476,480.20, 86,214,720.30 and 51,240,905.80 is: 76,861,358.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,476,480.20 : 86,214,720.30 = 51,240,905.80 : x
  2. Step 2: Convert to fraction form
    57,476,480.20/86,214,720.30 = 51,240,905.80/x
  3. Step 3: Cross multiply
    57,476,480.20x = 86,214,720.30 × 51,240,905.80
  4. Step 4: Simplify right side
    57,476,480.20x = 4,417,720,361,465,647.50
  5. Step 5: Solve for x
    x = 4,417,720,361,465,647.50/57,476,480.20
  6. Step 6: Final answer
    x = 76,861,358.70

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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.