Home / 373,383,139.20-560,074,708.80-100,753,468.80

Finding the Fourth Proportional to 373,383,139.20, 560,074,708.80 and 100,753,468.80

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Solution

The fourth proportional to 373,383,139.20, 560,074,708.80 and 100,753,468.80 is: 151,130,203.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,383,139.20 : 560,074,708.80 = 100,753,468.80 : x
  2. Step 2: Convert to fraction form
    373,383,139.20/560,074,708.80 = 100,753,468.80/x
  3. Step 3: Cross multiply
    373,383,139.20x = 560,074,708.80 × 100,753,468.80
  4. Step 4: Simplify right side
    373,383,139.20x = 56,429,469,698,749,880
  5. Step 5: Solve for x
    x = 56,429,469,698,749,880/373,383,139.20
  6. Step 6: Final answer
    x = 151,130,203.20

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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.