Home / 251,952,995.25-391,194,762.75

Finding the Third Proportional to 251,952,995.25 and 391,194,762.75

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Solution

The third proportional to 251,952,995.25 and 391,194,762.75 is: 607,388,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,952,995.25 : 391,194,762.75 = 391,194,762.75 : x
  2. Step 2: Convert to fraction form
    251,952,995.25/391,194,762.75 = 391,194,762.75/x
  3. Step 3: Cross multiply
    251,952,995.25x = 391,194,762.75 × 391,194,762.75
  4. Step 4: Simplify right side
    251,952,995.25x = 153,033,342,403,028,800
  5. Step 5: Solve for x
    x = 153,033,342,403,028,800/251,952,995.25
  6. Step 6: Final answer
    x = 607,388,462.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.