Home / 299,126,763.86-412,863,808.88-175,407,299.06

Finding the Fourth Proportional to 299,126,763.86, 412,863,808.88 and 175,407,299.06

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Solution

The fourth proportional to 299,126,763.86, 412,863,808.88 and 175,407,299.06 is: 242,102,460.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,126,763.86 : 412,863,808.88 = 175,407,299.06 : x
  2. Step 2: Convert to fraction form
    299,126,763.86/412,863,808.88 = 175,407,299.06/x
  3. Step 3: Cross multiply
    299,126,763.86x = 412,863,808.88 × 175,407,299.06
  4. Step 4: Simplify right side
    299,126,763.86x = 72,419,325,595,264,848
  5. Step 5: Solve for x
    x = 72,419,325,595,264,848/299,126,763.86
  6. Step 6: Final answer
    x = 242,102,460.71

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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.