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Finding the Third Proportional to 71,523,813.75 and 154,481,807.75

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Solution

The third proportional to 71,523,813.75 and 154,481,807.75 is: 333,659,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,523,813.75 : 154,481,807.75 = 154,481,807.75 : x
  2. Step 2: Convert to fraction form
    71,523,813.75/154,481,807.75 = 154,481,807.75/x
  3. Step 3: Cross multiply
    71,523,813.75x = 154,481,807.75 × 154,481,807.75
  4. Step 4: Simplify right side
    71,523,813.75x = 23,864,628,925,707,960
  5. Step 5: Solve for x
    x = 23,864,628,925,707,960/71,523,813.75
  6. Step 6: Final answer
    x = 333,659,905.34

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.