Home / 225,325,369.89-311,100,852.42-140,681,495.49

Finding the Fourth Proportional to 225,325,369.89, 311,100,852.42 and 140,681,495.49

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Solution

The fourth proportional to 225,325,369.89, 311,100,852.42 and 140,681,495.49 is: 194,235,266.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,325,369.89 : 311,100,852.42 = 140,681,495.49 : x
  2. Step 2: Convert to fraction form
    225,325,369.89/311,100,852.42 = 140,681,495.49/x
  3. Step 3: Cross multiply
    225,325,369.89x = 311,100,852.42 × 140,681,495.49
  4. Step 4: Simplify right side
    225,325,369.89x = 43,766,133,166,659,392
  5. Step 5: Solve for x
    x = 43,766,133,166,659,392/225,325,369.89
  6. Step 6: Final answer
    x = 194,235,266.04

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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.