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Finding the Third Proportional to 219,327,428 and 481,704,048

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Solution

The third proportional to 219,327,428 and 481,704,048 is: 1,057,956,097.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,327,428 : 481,704,048 = 481,704,048 : x
  2. Step 2: Convert to fraction form
    219,327,428/481,704,048 = 481,704,048/x
  3. Step 3: Cross multiply
    219,327,428x = 481,704,048 × 481,704,048
  4. Step 4: Simplify right side
    219,327,428x = 232,038,789,859,586,304
  5. Step 5: Solve for x
    x = 232,038,789,859,586,304/219,327,428
  6. Step 6: Final answer
    x = 1,057,956,097.76

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.