Home / 293,419,408.60-440,129,112.90-264,194,090.20

Finding the Fourth Proportional to 293,419,408.60, 440,129,112.90 and 264,194,090.20

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Solution

The fourth proportional to 293,419,408.60, 440,129,112.90 and 264,194,090.20 is: 396,291,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,419,408.60 : 440,129,112.90 = 264,194,090.20 : x
  2. Step 2: Convert to fraction form
    293,419,408.60/440,129,112.90 = 264,194,090.20/x
  3. Step 3: Cross multiply
    293,419,408.60x = 440,129,112.90 × 264,194,090.20
  4. Step 4: Simplify right side
    293,419,408.60x = 116,279,510,553,148,576
  5. Step 5: Solve for x
    x = 116,279,510,553,148,576/293,419,408.60
  6. Step 6: Final answer
    x = 396,291,135.30

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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.