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Finding the Third Proportional to 613,203,309.56 and 919,579,748.91

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Solution

The third proportional to 613,203,309.56 and 919,579,748.91 is: 1,379,031,882.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,203,309.56 : 919,579,748.91 = 919,579,748.91 : x
  2. Step 2: Convert to fraction form
    613,203,309.56/919,579,748.91 = 919,579,748.91/x
  3. Step 3: Cross multiply
    613,203,309.56x = 919,579,748.91 × 919,579,748.91
  4. Step 4: Simplify right side
    613,203,309.56x = 845,626,914,598,481,792
  5. Step 5: Solve for x
    x = 845,626,914,598,481,792/613,203,309.56
  6. Step 6: Final answer
    x = 1,379,031,882.92

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1.5x scale

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.