Home / 293,420,002.60-440,130,003.90-191,383,330.60

Finding the Fourth Proportional to 293,420,002.60, 440,130,003.90 and 191,383,330.60

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Solution

The fourth proportional to 293,420,002.60, 440,130,003.90 and 191,383,330.60 is: 287,074,995.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,420,002.60 : 440,130,003.90 = 191,383,330.60 : x
  2. Step 2: Convert to fraction form
    293,420,002.60/440,130,003.90 = 191,383,330.60/x
  3. Step 3: Cross multiply
    293,420,002.60x = 440,130,003.90 × 191,383,330.60
  4. Step 4: Simplify right side
    293,420,002.60x = 84,233,546,043,372,976
  5. Step 5: Solve for x
    x = 84,233,546,043,372,976/293,420,002.60
  6. Step 6: Final answer
    x = 287,074,995.90

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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.