Home / 230,301,297.61-345,758,408.12-121,203,082.56

Finding the Fourth Proportional to 230,301,297.61, 345,758,408.12 and 121,203,082.56

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Solution

The fourth proportional to 230,301,297.61, 345,758,408.12 and 121,203,082.56 is: 181,965,908.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,301,297.61 : 345,758,408.12 = 121,203,082.56 : x
  2. Step 2: Convert to fraction form
    230,301,297.61/345,758,408.12 = 121,203,082.56/x
  3. Step 3: Cross multiply
    230,301,297.61x = 345,758,408.12 × 121,203,082.56
  4. Step 4: Simplify right side
    230,301,297.61x = 41,906,984,885,485,544
  5. Step 5: Solve for x
    x = 41,906,984,885,485,544/230,301,297.61
  6. Step 6: Final answer
    x = 181,965,908.66

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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.