Home / 243,183,082.30-364,719,921.54-111,899,426.92

Finding the Fourth Proportional to 243,183,082.30, 364,719,921.54 and 111,899,426.92

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Solution

The fourth proportional to 243,183,082.30, 364,719,921.54 and 111,899,426.92 is: 167,823,969.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,183,082.30 : 364,719,921.54 = 111,899,426.92 : x
  2. Step 2: Convert to fraction form
    243,183,082.30/364,719,921.54 = 111,899,426.92/x
  3. Step 3: Cross multiply
    243,183,082.30x = 364,719,921.54 × 111,899,426.92
  4. Step 4: Simplify right side
    243,183,082.30x = 40,811,950,206,633,368
  5. Step 5: Solve for x
    x = 40,811,950,206,633,368/243,183,082.30
  6. Step 6: Final answer
    x = 167,823,969.58

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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.