Home / 127,706,584.50-279,262,950.75

Finding the Third Proportional to 127,706,584.50 and 279,262,950.75

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Solution

The third proportional to 127,706,584.50 and 279,262,950.75 is: 610,679,519.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,706,584.50 : 279,262,950.75 = 279,262,950.75 : x
  2. Step 2: Convert to fraction form
    127,706,584.50/279,262,950.75 = 279,262,950.75/x
  3. Step 3: Cross multiply
    127,706,584.50x = 279,262,950.75 × 279,262,950.75
  4. Step 4: Simplify right side
    127,706,584.50x = 77,987,795,661,596,928
  5. Step 5: Solve for x
    x = 77,987,795,661,596,928/127,706,584.50
  6. Step 6: Final answer
    x = 610,679,519.52

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.