Home / 320,835,481.84-481,196,334.90-145,917,544.68

Finding the Fourth Proportional to 320,835,481.84, 481,196,334.90 and 145,917,544.68

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Solution

The fourth proportional to 320,835,481.84, 481,196,334.90 and 145,917,544.68 is: 218,850,444.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,835,481.84 : 481,196,334.90 = 145,917,544.68 : x
  2. Step 2: Convert to fraction form
    320,835,481.84/481,196,334.90 = 145,917,544.68/x
  3. Step 3: Cross multiply
    320,835,481.84x = 481,196,334.90 × 145,917,544.68
  4. Step 4: Simplify right side
    320,835,481.84x = 70,214,987,695,217,016
  5. Step 5: Solve for x
    x = 70,214,987,695,217,016/320,835,481.84
  6. Step 6: Final answer
    x = 218,850,444.14

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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.