Home / 336,864,019.60-505,296,029.40-297,324,809.20

Finding the Fourth Proportional to 336,864,019.60, 505,296,029.40 and 297,324,809.20

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Solution

The fourth proportional to 336,864,019.60, 505,296,029.40 and 297,324,809.20 is: 445,987,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,864,019.60 : 505,296,029.40 = 297,324,809.20 : x
  2. Step 2: Convert to fraction form
    336,864,019.60/505,296,029.40 = 297,324,809.20/x
  3. Step 3: Cross multiply
    336,864,019.60x = 505,296,029.40 × 297,324,809.20
  4. Step 4: Simplify right side
    336,864,019.60x = 150,237,045,530,872,576
  5. Step 5: Solve for x
    x = 150,237,045,530,872,576/336,864,019.60
  6. Step 6: Final answer
    x = 445,987,213.80

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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.