Home / 881,963,864.84-1,322,945,796.82-329,309,452.68

Finding the Fourth Proportional to 881,963,864.84, 1,322,945,796.82 and 329,309,452.68

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Solution

The fourth proportional to 881,963,864.84, 1,322,945,796.82 and 329,309,452.68 is: 493,964,178.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,963,864.84 : 1,322,945,796.82 = 329,309,452.68 : x
  2. Step 2: Convert to fraction form
    881,963,864.84/1,322,945,796.82 = 329,309,452.68/x
  3. Step 3: Cross multiply
    881,963,864.84x = 1,322,945,796.82 × 329,309,452.68
  4. Step 4: Simplify right side
    881,963,864.84x = 435,658,556,276,100,672
  5. Step 5: Solve for x
    x = 435,658,556,276,100,672/881,963,864.84
  6. Step 6: Final answer
    x = 493,964,178.86

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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.