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Finding the Third Proportional to 251,444,686 and 375,618,561

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Solution

The third proportional to 251,444,686 and 375,618,561 is: 561,114,675.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,444,686 : 375,618,561 = 375,618,561 : x
  2. Step 2: Convert to fraction form
    251,444,686/375,618,561 = 375,618,561/x
  3. Step 3: Cross multiply
    251,444,686x = 375,618,561 × 375,618,561
  4. Step 4: Simplify right side
    251,444,686x = 141,089,303,367,710,720
  5. Step 5: Solve for x
    x = 141,089,303,367,710,720/251,444,686
  6. Step 6: Final answer
    x = 561,114,675.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.