Home / 15,895,150,558.72-21,934,319,423.61-8,758,164,977.82

Finding the Fourth Proportional to 15,895,150,558.72, 21,934,319,423.61 and 8,758,164,977.82

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Solution

The fourth proportional to 15,895,150,558.72, 21,934,319,423.61 and 8,758,164,977.82 is: 12,085,723,093.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,895,150,558.72 : 21,934,319,423.61 = 8,758,164,977.82 : x
  2. Step 2: Convert to fraction form
    15,895,150,558.72/21,934,319,423.61 = 8,758,164,977.82/x
  3. Step 3: Cross multiply
    15,895,150,558.72x = 21,934,319,423.61 × 8,758,164,977.82
  4. Step 4: Simplify right side
    15,895,150,558.72x = 192,104,388,188,169,306,112
  5. Step 5: Solve for x
    x = 192,104,388,188,169,306,112/15,895,150,558.72
  6. Step 6: Final answer
    x = 12,085,723,093.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.