Home / 240,408,469.28-360,520,779.70-131,175,255.77

Finding the Fourth Proportional to 240,408,469.28, 360,520,779.70 and 131,175,255.77

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Solution

The fourth proportional to 240,408,469.28, 360,520,779.70 and 131,175,255.77 is: 196,712,726.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,408,469.28 : 360,520,779.70 = 131,175,255.77 : x
  2. Step 2: Convert to fraction form
    240,408,469.28/360,520,779.70 = 131,175,255.77/x
  3. Step 3: Cross multiply
    240,408,469.28x = 360,520,779.70 × 131,175,255.77
  4. Step 4: Simplify right side
    240,408,469.28x = 47,291,405,487,260,640
  5. Step 5: Solve for x
    x = 47,291,405,487,260,640/240,408,469.28
  6. Step 6: Final answer
    x = 196,712,726.59

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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.