Home / 324,296,852.40-486,441,504.24-130,204,857.36

Finding the Fourth Proportional to 324,296,852.40, 486,441,504.24 and 130,204,857.36

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Solution

The fourth proportional to 324,296,852.40, 486,441,504.24 and 130,204,857.36 is: 195,305,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,296,852.40 : 486,441,504.24 = 130,204,857.36 : x
  2. Step 2: Convert to fraction form
    324,296,852.40/486,441,504.24 = 130,204,857.36/x
  3. Step 3: Cross multiply
    324,296,852.40x = 486,441,504.24 × 130,204,857.36
  4. Step 4: Simplify right side
    324,296,852.40x = 63,337,046,673,553,040
  5. Step 5: Solve for x
    x = 63,337,046,673,553,040/324,296,852.40
  6. Step 6: Final answer
    x = 195,305,770.64

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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.