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Finding the Third Proportional to 283,040,732 and 426,555,642

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Solution

The third proportional to 283,040,732 and 426,555,642 is: 642,839,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,040,732 : 426,555,642 = 426,555,642 : x
  2. Step 2: Convert to fraction form
    283,040,732/426,555,642 = 426,555,642/x
  3. Step 3: Cross multiply
    283,040,732x = 426,555,642 × 426,555,642
  4. Step 4: Simplify right side
    283,040,732x = 181,949,715,722,032,160
  5. Step 5: Solve for x
    x = 181,949,715,722,032,160/283,040,732
  6. Step 6: Final answer
    x = 642,839,334.24

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.