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Finding the Third Proportional to 51,173,650 and 73,178,923

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Solution

The third proportional to 51,173,650 and 73,178,923 is: 104,646,722.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,173,650 : 73,178,923 = 73,178,923 : x
  2. Step 2: Convert to fraction form
    51,173,650/73,178,923 = 73,178,923/x
  3. Step 3: Cross multiply
    51,173,650x = 73,178,923 × 73,178,923
  4. Step 4: Simplify right side
    51,173,650x = 5,355,154,771,439,929
  5. Step 5: Solve for x
    x = 5,355,154,771,439,929/51,173,650
  6. Step 6: Final answer
    x = 104,646,722.90

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.