Home / 925,408,173.70-1,388,063,370.57-303,541,490.44

Finding the Fourth Proportional to 925,408,173.70, 1,388,063,370.57 and 303,541,490.44

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Solution

The fourth proportional to 925,408,173.70, 1,388,063,370.57 and 303,541,490.44 is: 455,296,199.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,408,173.70 : 1,388,063,370.57 = 303,541,490.44 : x
  2. Step 2: Convert to fraction form
    925,408,173.70/1,388,063,370.57 = 303,541,490.44/x
  3. Step 3: Cross multiply
    925,408,173.70x = 1,388,063,370.57 × 303,541,490.44
  4. Step 4: Simplify right side
    925,408,173.70x = 421,334,824,327,987,840
  5. Step 5: Solve for x
    x = 421,334,824,327,987,840/925,408,173.70
  6. Step 6: Final answer
    x = 455,296,199.34

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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.