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Finding the Third Proportional to 63,393,686,086.50 and 138,178,007,919

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Solution

The third proportional to 63,393,686,086.50 and 138,178,007,919 is: 301,183,967,223.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,393,686,086.50 : 138,178,007,919 = 138,178,007,919 : x
  2. Step 2: Convert to fraction form
    63,393,686,086.50/138,178,007,919 = 138,178,007,919/x
  3. Step 3: Cross multiply
    63,393,686,086.50x = 138,178,007,919 × 138,178,007,919
  4. Step 4: Simplify right side
    63,393,686,086.50x = 19,093,161,872,463,226,732,544
  5. Step 5: Solve for x
    x = 19,093,161,872,463,226,732,544/63,393,686,086.50
  6. Step 6: Final answer
    x = 301,183,967,223.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.