Home / 120,539,923.88-261,628,899.75

Finding the Third Proportional to 120,539,923.88 and 261,628,899.75

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Solution

The third proportional to 120,539,923.88 and 261,628,899.75 is: 567,859,004.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,539,923.88 : 261,628,899.75 = 261,628,899.75 : x
  2. Step 2: Convert to fraction form
    120,539,923.88/261,628,899.75 = 261,628,899.75/x
  3. Step 3: Cross multiply
    120,539,923.88x = 261,628,899.75 × 261,628,899.75
  4. Step 4: Simplify right side
    120,539,923.88x = 68,449,681,184,395,552
  5. Step 5: Solve for x
    x = 68,449,681,184,395,552/120,539,923.88
  6. Step 6: Final answer
    x = 567,859,004.58

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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.