Home / 206,777,768.76-285,340,499.82-113,953,090.68

Finding the Fourth Proportional to 206,777,768.76, 285,340,499.82 and 113,953,090.68

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Solution

The fourth proportional to 206,777,768.76, 285,340,499.82 and 113,953,090.68 is: 157,248,199.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,777,768.76 : 285,340,499.82 = 113,953,090.68 : x
  2. Step 2: Convert to fraction form
    206,777,768.76/285,340,499.82 = 113,953,090.68/x
  3. Step 3: Cross multiply
    206,777,768.76x = 285,340,499.82 × 113,953,090.68
  4. Step 4: Simplify right side
    206,777,768.76x = 32,515,431,850,664,984
  5. Step 5: Solve for x
    x = 32,515,431,850,664,984/206,777,768.76
  6. Step 6: Final answer
    x = 157,248,199.58

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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.