Home / 143,297,358.19-214,721,016.75

Finding the Third Proportional to 143,297,358.19 and 214,721,016.75

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Solution

The third proportional to 143,297,358.19 and 214,721,016.75 is: 321,744,347.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,297,358.19 : 214,721,016.75 = 214,721,016.75 : x
  2. Step 2: Convert to fraction form
    143,297,358.19/214,721,016.75 = 214,721,016.75/x
  3. Step 3: Cross multiply
    143,297,358.19x = 214,721,016.75 × 214,721,016.75
  4. Step 4: Simplify right side
    143,297,358.19x = 46,105,115,034,153,784
  5. Step 5: Solve for x
    x = 46,105,115,034,153,784/143,297,358.19
  6. Step 6: Final answer
    x = 321,744,347.68

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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.