Home / 466,962,675.21-644,408,633.03-255,270,426.57

Finding the Fourth Proportional to 466,962,675.21, 644,408,633.03 and 255,270,426.57

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Solution

The fourth proportional to 466,962,675.21, 644,408,633.03 and 255,270,426.57 is: 352,273,265.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,962,675.21 : 644,408,633.03 = 255,270,426.57 : x
  2. Step 2: Convert to fraction form
    466,962,675.21/644,408,633.03 = 255,270,426.57/x
  3. Step 3: Cross multiply
    466,962,675.21x = 644,408,633.03 × 255,270,426.57
  4. Step 4: Simplify right side
    466,962,675.21x = 164,498,466,637,682,336
  5. Step 5: Solve for x
    x = 164,498,466,637,682,336/466,962,675.21
  6. Step 6: Final answer
    x = 352,273,265.87

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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.