Home / 683,035,199.72-1,024,974,464.82-268,439,143.08

Finding the Fourth Proportional to 683,035,199.72, 1,024,974,464.82 and 268,439,143.08

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Solution

The fourth proportional to 683,035,199.72, 1,024,974,464.82 and 268,439,143.08 is: 402,824,432.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,035,199.72 : 1,024,974,464.82 = 268,439,143.08 : x
  2. Step 2: Convert to fraction form
    683,035,199.72/1,024,974,464.82 = 268,439,143.08/x
  3. Step 3: Cross multiply
    683,035,199.72x = 1,024,974,464.82 × 268,439,143.08
  4. Step 4: Simplify right side
    683,035,199.72x = 275,143,267,015,162,400
  5. Step 5: Solve for x
    x = 275,143,267,015,162,400/683,035,199.72
  6. Step 6: Final answer
    x = 402,824,432.95

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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.