Home / 409,515,920.10-614,273,880.15-179,933,408.10

Finding the Fourth Proportional to 409,515,920.10, 614,273,880.15 and 179,933,408.10

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Solution

The fourth proportional to 409,515,920.10, 614,273,880.15 and 179,933,408.10 is: 269,900,112.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,515,920.10 : 614,273,880.15 = 179,933,408.10 : x
  2. Step 2: Convert to fraction form
    409,515,920.10/614,273,880.15 = 179,933,408.10/x
  3. Step 3: Cross multiply
    409,515,920.10x = 614,273,880.15 × 179,933,408.10
  4. Step 4: Simplify right side
    409,515,920.10x = 110,528,392,762,200,432
  5. Step 5: Solve for x
    x = 110,528,392,762,200,432/409,515,920.10
  6. Step 6: Final answer
    x = 269,900,112.15

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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.