Home / 330,749,828.38-496,199,485.85-109,420,649.10

Finding the Fourth Proportional to 330,749,828.38, 496,199,485.85 and 109,420,649.10

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Solution

The fourth proportional to 330,749,828.38, 496,199,485.85 and 109,420,649.10 is: 164,155,700.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,749,828.38 : 496,199,485.85 = 109,420,649.10 : x
  2. Step 2: Convert to fraction form
    330,749,828.38/496,199,485.85 = 109,420,649.10/x
  3. Step 3: Cross multiply
    330,749,828.38x = 496,199,485.85 × 109,420,649.10
  4. Step 4: Simplify right side
    330,749,828.38x = 54,294,469,824,470,032
  5. Step 5: Solve for x
    x = 54,294,469,824,470,032/330,749,828.38
  6. Step 6: Final answer
    x = 164,155,700.67

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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.