Home / 25,529,664,497.72-38,264,029,911.81-11,882,140,251.26

Finding the Fourth Proportional to 25,529,664,497.72, 38,264,029,911.81 and 11,882,140,251.26

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Solution

The fourth proportional to 25,529,664,497.72, 38,264,029,911.81 and 11,882,140,251.26 is: 17,809,030,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,529,664,497.72 : 38,264,029,911.81 = 11,882,140,251.26 : x
  2. Step 2: Convert to fraction form
    25,529,664,497.72/38,264,029,911.81 = 11,882,140,251.26/x
  3. Step 3: Cross multiply
    25,529,664,497.72x = 38,264,029,911.81 × 11,882,140,251.26
  4. Step 4: Simplify right side
    25,529,664,497.72x = 454,658,569,990,342,836,224
  5. Step 5: Solve for x
    x = 454,658,569,990,342,836,224/25,529,664,497.72
  6. Step 6: Final answer
    x = 17,809,030,354.90

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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.