Home / 255,342,215.20-383,013,322.80-177,408,032.80

Finding the Fourth Proportional to 255,342,215.20, 383,013,322.80 and 177,408,032.80

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Solution

The fourth proportional to 255,342,215.20, 383,013,322.80 and 177,408,032.80 is: 266,112,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,342,215.20 : 383,013,322.80 = 177,408,032.80 : x
  2. Step 2: Convert to fraction form
    255,342,215.20/383,013,322.80 = 177,408,032.80/x
  3. Step 3: Cross multiply
    255,342,215.20x = 383,013,322.80 × 177,408,032.80
  4. Step 4: Simplify right side
    255,342,215.20x = 67,949,640,134,139,392
  5. Step 5: Solve for x
    x = 67,949,640,134,139,392/255,342,215.20
  6. Step 6: Final answer
    x = 266,112,049.20

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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.