Home / 299,126,869.72-412,863,954.96-175,407,404.92

Finding the Fourth Proportional to 299,126,869.72, 412,863,954.96 and 175,407,404.92

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Solution

The fourth proportional to 299,126,869.72, 412,863,954.96 and 175,407,404.92 is: 242,102,606.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,126,869.72 : 412,863,954.96 = 175,407,404.92 : x
  2. Step 2: Convert to fraction form
    299,126,869.72/412,863,954.96 = 175,407,404.92/x
  3. Step 3: Cross multiply
    299,126,869.72x = 412,863,954.96 × 175,407,404.92
  4. Step 4: Simplify right side
    299,126,869.72x = 72,419,394,924,168,736
  5. Step 5: Solve for x
    x = 72,419,394,924,168,736/299,126,869.72
  6. Step 6: Final answer
    x = 242,102,606.81

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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.