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Finding the Third Proportional to 55,763,172 and 120,790,476

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Solution

The third proportional to 55,763,172 and 120,790,476 is: 261,648,298.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,763,172 : 120,790,476 = 120,790,476 : x
  2. Step 2: Convert to fraction form
    55,763,172/120,790,476 = 120,790,476/x
  3. Step 3: Cross multiply
    55,763,172x = 120,790,476 × 120,790,476
  4. Step 4: Simplify right side
    55,763,172x = 14,590,339,092,306,576
  5. Step 5: Solve for x
    x = 14,590,339,092,306,576/55,763,172
  6. Step 6: Final answer
    x = 261,648,298.85

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.