Home / 240,408,469.66-360,520,780.26-131,175,256.15

Finding the Fourth Proportional to 240,408,469.66, 360,520,780.26 and 131,175,256.15

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Solution

The fourth proportional to 240,408,469.66, 360,520,780.26 and 131,175,256.15 is: 196,712,727.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,408,469.66 : 360,520,780.26 = 131,175,256.15 : x
  2. Step 2: Convert to fraction form
    240,408,469.66/360,520,780.26 = 131,175,256.15/x
  3. Step 3: Cross multiply
    240,408,469.66x = 360,520,780.26 × 131,175,256.15
  4. Step 4: Simplify right side
    240,408,469.66x = 47,291,405,697,102,056
  5. Step 5: Solve for x
    x = 47,291,405,697,102,056/240,408,469.66
  6. Step 6: Final answer
    x = 196,712,727.15

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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.