Home / 252,274,669.20-378,093,139.20-122,603,065.20

Finding the Fourth Proportional to 252,274,669.20, 378,093,139.20 and 122,603,065.20

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Solution

The fourth proportional to 252,274,669.20, 378,093,139.20 and 122,603,065.20 is: 183,749,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,274,669.20 : 378,093,139.20 = 122,603,065.20 : x
  2. Step 2: Convert to fraction form
    252,274,669.20/378,093,139.20 = 122,603,065.20/x
  3. Step 3: Cross multiply
    252,274,669.20x = 378,093,139.20 × 122,603,065.20
  4. Step 4: Simplify right side
    252,274,669.20x = 46,355,377,797,010,272
  5. Step 5: Solve for x
    x = 46,355,377,797,010,272/252,274,669.20
  6. Step 6: Final answer
    x = 183,749,632.67

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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.