Home / 299,126,764.10-412,863,809.22-175,407,299.30

Finding the Fourth Proportional to 299,126,764.10, 412,863,809.22 and 175,407,299.30

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Solution

The fourth proportional to 299,126,764.10, 412,863,809.22 and 175,407,299.30 is: 242,102,461.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,126,764.10 : 412,863,809.22 = 175,407,299.30 : x
  2. Step 2: Convert to fraction form
    299,126,764.10/412,863,809.22 = 175,407,299.30/x
  3. Step 3: Cross multiply
    299,126,764.10x = 412,863,809.22 × 175,407,299.30
  4. Step 4: Simplify right side
    299,126,764.10x = 72,419,325,755,022,816
  5. Step 5: Solve for x
    x = 72,419,325,755,022,816/299,126,764.10
  6. Step 6: Final answer
    x = 242,102,461.05

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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.