Home / 436,466,997.38-603,112,344.99-310,801,023.23

Finding the Fourth Proportional to 436,466,997.38, 603,112,344.99 and 310,801,023.23

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Solution

The fourth proportional to 436,466,997.38, 603,112,344.99 and 310,801,023.23 is: 429,466,454.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,466,997.38 : 603,112,344.99 = 310,801,023.23 : x
  2. Step 2: Convert to fraction form
    436,466,997.38/603,112,344.99 = 310,801,023.23/x
  3. Step 3: Cross multiply
    436,466,997.38x = 603,112,344.99 × 310,801,023.23
  4. Step 4: Simplify right side
    436,466,997.38x = 187,447,933,942,521,216
  5. Step 5: Solve for x
    x = 187,447,933,942,521,216/436,466,997.38
  6. Step 6: Final answer
    x = 429,466,454.67

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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.