Home / 120,539,940.75-261,628,926.75

Finding the Third Proportional to 120,539,940.75 and 261,628,926.75

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Solution

The third proportional to 120,539,940.75 and 261,628,926.75 is: 567,859,042.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,539,940.75 : 261,628,926.75 = 261,628,926.75 : x
  2. Step 2: Convert to fraction form
    120,539,940.75/261,628,926.75 = 261,628,926.75/x
  3. Step 3: Cross multiply
    120,539,940.75x = 261,628,926.75 × 261,628,926.75
  4. Step 4: Simplify right side
    120,539,940.75x = 68,449,695,312,356,864
  5. Step 5: Solve for x
    x = 68,449,695,312,356,864/120,539,940.75
  6. Step 6: Final answer
    x = 567,859,042.29

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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.