Home / 268,188,739.20-402,188,630.40-95,671,180.80

Finding the Fourth Proportional to 268,188,739.20, 402,188,630.40 and 95,671,180.80

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Solution

The fourth proportional to 268,188,739.20, 402,188,630.40 and 95,671,180.80 is: 143,473,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,188,739.20 : 402,188,630.40 = 95,671,180.80 : x
  2. Step 2: Convert to fraction form
    268,188,739.20/402,188,630.40 = 95,671,180.80/x
  3. Step 3: Cross multiply
    268,188,739.20x = 402,188,630.40 × 95,671,180.80
  4. Step 4: Simplify right side
    268,188,739.20x = 38,477,861,174,702,776
  5. Step 5: Solve for x
    x = 38,477,861,174,702,776/268,188,739.20
  6. Step 6: Final answer
    x = 143,473,067.85

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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.