Home / 142,392,593.25-213,968,030.63

Finding the Third Proportional to 142,392,593.25 and 213,968,030.63

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Solution

The third proportional to 142,392,593.25 and 213,968,030.63 is: 321,521,766.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,392,593.25 : 213,968,030.63 = 213,968,030.63 : x
  2. Step 2: Convert to fraction form
    142,392,593.25/213,968,030.63 = 213,968,030.63/x
  3. Step 3: Cross multiply
    142,392,593.25x = 213,968,030.63 × 213,968,030.63
  4. Step 4: Simplify right side
    142,392,593.25x = 45,782,318,129,540,936
  5. Step 5: Solve for x
    x = 45,782,318,129,540,936/142,392,593.25
  6. Step 6: Final answer
    x = 321,521,766.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.