Home / 212,744,209.20-319,126,811.40-110,707,537.20

Finding the Fourth Proportional to 212,744,209.20, 319,126,811.40 and 110,707,537.20

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Solution

The fourth proportional to 212,744,209.20, 319,126,811.40 and 110,707,537.20 is: 166,066,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,744,209.20 : 319,126,811.40 = 110,707,537.20 : x
  2. Step 2: Convert to fraction form
    212,744,209.20/319,126,811.40 = 110,707,537.20/x
  3. Step 3: Cross multiply
    212,744,209.20x = 319,126,811.40 × 110,707,537.20
  4. Step 4: Simplify right side
    212,744,209.20x = 35,329,743,344,582,884
  5. Step 5: Solve for x
    x = 35,329,743,344,582,884/212,744,209.20
  6. Step 6: Final answer
    x = 166,066,768.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.