Home / 86,145,497.72-130,243,932.56

Finding the Third Proportional to 86,145,497.72 and 130,243,932.56

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Solution

The third proportional to 86,145,497.72 and 130,243,932.56 is: 196,916,640.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,145,497.72 : 130,243,932.56 = 130,243,932.56 : x
  2. Step 2: Convert to fraction form
    86,145,497.72/130,243,932.56 = 130,243,932.56/x
  3. Step 3: Cross multiply
    86,145,497.72x = 130,243,932.56 × 130,243,932.56
  4. Step 4: Simplify right side
    86,145,497.72x = 16,963,481,969,345,048
  5. Step 5: Solve for x
    x = 16,963,481,969,345,048/86,145,497.72
  6. Step 6: Final answer
    x = 196,916,640.09

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.