Home / 299,126,838.69-412,863,912.03-175,407,373.89

Finding the Fourth Proportional to 299,126,838.69, 412,863,912.03 and 175,407,373.89

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Solution

The fourth proportional to 299,126,838.69, 412,863,912.03 and 175,407,373.89 is: 242,102,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,126,838.69 : 412,863,912.03 = 175,407,373.89 : x
  2. Step 2: Convert to fraction form
    299,126,838.69/412,863,912.03 = 175,407,373.89/x
  3. Step 3: Cross multiply
    299,126,838.69x = 412,863,912.03 × 175,407,373.89
  4. Step 4: Simplify right side
    299,126,838.69x = 72,419,374,583,134,272
  5. Step 5: Solve for x
    x = 72,419,374,583,134,272/299,126,838.69
  6. Step 6: Final answer
    x = 242,102,563.92

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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.