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Finding the Third Proportional to 216,977,529 and 327,484,064

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Solution

The third proportional to 216,977,529 and 327,484,064 is: 494,271,515.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,977,529 : 327,484,064 = 327,484,064 : x
  2. Step 2: Convert to fraction form
    216,977,529/327,484,064 = 327,484,064/x
  3. Step 3: Cross multiply
    216,977,529x = 327,484,064 × 327,484,064
  4. Step 4: Simplify right side
    216,977,529x = 107,245,812,173,956,096
  5. Step 5: Solve for x
    x = 107,245,812,173,956,096/216,977,529
  6. Step 6: Final answer
    x = 494,271,515.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.