Home / 64,736,519.25-138,706,812.75

Finding the Third Proportional to 64,736,519.25 and 138,706,812.75

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Solution

The third proportional to 64,736,519.25 and 138,706,812.75 is: 297,198,244.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,736,519.25 : 138,706,812.75 = 138,706,812.75 : x
  2. Step 2: Convert to fraction form
    64,736,519.25/138,706,812.75 = 138,706,812.75/x
  3. Step 3: Cross multiply
    64,736,519.25x = 138,706,812.75 × 138,706,812.75
  4. Step 4: Simplify right side
    64,736,519.25x = 19,239,579,903,263,564
  5. Step 5: Solve for x
    x = 19,239,579,903,263,564/64,736,519.25
  6. Step 6: Final answer
    x = 297,198,244.92

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.