Home / 15,895,150,667.70-21,934,319,573.07-8,758,165,086.78

Finding the Fourth Proportional to 15,895,150,667.70, 21,934,319,573.07 and 8,758,165,086.78

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Solution

The fourth proportional to 15,895,150,667.70, 21,934,319,573.07 and 8,758,165,086.78 is: 12,085,723,243.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,895,150,667.70 : 21,934,319,573.07 = 8,758,165,086.78 : x
  2. Step 2: Convert to fraction form
    15,895,150,667.70/21,934,319,573.07 = 8,758,165,086.78/x
  3. Step 3: Cross multiply
    15,895,150,667.70x = 21,934,319,573.07 × 8,758,165,086.78
  4. Step 4: Simplify right side
    15,895,150,667.70x = 192,104,391,887,136,882,688
  5. Step 5: Solve for x
    x = 192,104,391,887,136,882,688/15,895,150,667.70
  6. Step 6: Final answer
    x = 12,085,723,243.73

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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.