Home / 264,012,936.20-396,019,404.30-69,954,302.60

Finding the Fourth Proportional to 264,012,936.20, 396,019,404.30 and 69,954,302.60

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Solution

The fourth proportional to 264,012,936.20, 396,019,404.30 and 69,954,302.60 is: 104,931,453.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,012,936.20 : 396,019,404.30 = 69,954,302.60 : x
  2. Step 2: Convert to fraction form
    264,012,936.20/396,019,404.30 = 69,954,302.60/x
  3. Step 3: Cross multiply
    264,012,936.20x = 396,019,404.30 × 69,954,302.60
  4. Step 4: Simplify right side
    264,012,936.20x = 27,703,261,243,873,940
  5. Step 5: Solve for x
    x = 27,703,261,243,873,940/264,012,936.20
  6. Step 6: Final answer
    x = 104,931,453.90

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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.