Home / 64,736,516.25-138,706,806.38

Finding the Third Proportional to 64,736,516.25 and 138,706,806.38

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Solution

The third proportional to 64,736,516.25 and 138,706,806.38 is: 297,198,231.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,736,516.25 : 138,706,806.38 = 138,706,806.38 : x
  2. Step 2: Convert to fraction form
    64,736,516.25/138,706,806.38 = 138,706,806.38/x
  3. Step 3: Cross multiply
    64,736,516.25x = 138,706,806.38 × 138,706,806.38
  4. Step 4: Simplify right side
    64,736,516.25x = 19,239,578,134,751,740
  5. Step 5: Solve for x
    x = 19,239,578,134,751,740/64,736,516.25
  6. Step 6: Final answer
    x = 297,198,231.37

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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.