Home / 409,012,997.24-613,532,093-178,863,614.84

Finding the Fourth Proportional to 409,012,997.24, 613,532,093 and 178,863,614.84

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Solution

The fourth proportional to 409,012,997.24, 613,532,093 and 178,863,614.84 is: 268,300,931.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,012,997.24 : 613,532,093 = 178,863,614.84 : x
  2. Step 2: Convert to fraction form
    409,012,997.24/613,532,093 = 178,863,614.84/x
  3. Step 3: Cross multiply
    409,012,997.24x = 613,532,093 × 178,863,614.84
  4. Step 4: Simplify right side
    409,012,997.24x = 109,738,567,974,331,056
  5. Step 5: Solve for x
    x = 109,738,567,974,331,056/409,012,997.24
  6. Step 6: Final answer
    x = 268,300,931.06

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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.