Home / 324,723,993.75-448,167,631.28-255,629,315.43

Finding the Fourth Proportional to 324,723,993.75, 448,167,631.28 and 255,629,315.43

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Solution

The fourth proportional to 324,723,993.75, 448,167,631.28 and 255,629,315.43 is: 352,806,651.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,723,993.75 : 448,167,631.28 = 255,629,315.43 : x
  2. Step 2: Convert to fraction form
    324,723,993.75/448,167,631.28 = 255,629,315.43/x
  3. Step 3: Cross multiply
    324,723,993.75x = 448,167,631.28 × 255,629,315.43
  4. Step 4: Simplify right side
    324,723,993.75x = 114,564,784,780,712,912
  5. Step 5: Solve for x
    x = 114,564,784,780,712,912/324,723,993.75
  6. Step 6: Final answer
    x = 352,806,651.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.