Home / 173,110,143.76-259,253,068.16-100,173,168.88

Finding the Fourth Proportional to 173,110,143.76, 259,253,068.16 and 100,173,168.88

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Solution

The fourth proportional to 173,110,143.76, 259,253,068.16 and 100,173,168.88 is: 150,021,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,110,143.76 : 259,253,068.16 = 100,173,168.88 : x
  2. Step 2: Convert to fraction form
    173,110,143.76/259,253,068.16 = 100,173,168.88/x
  3. Step 3: Cross multiply
    173,110,143.76x = 259,253,068.16 × 100,173,168.88
  4. Step 4: Simplify right side
    173,110,143.76x = 25,970,201,379,449,828
  5. Step 5: Solve for x
    x = 25,970,201,379,449,828/173,110,143.76
  6. Step 6: Final answer
    x = 150,021,257.08

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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.