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Finding the Third Proportional to 242,118,343.50 and 339,739,983

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Solution

The third proportional to 242,118,343.50 and 339,739,983 is: 476,722,475.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,118,343.50 : 339,739,983 = 339,739,983 : x
  2. Step 2: Convert to fraction form
    242,118,343.50/339,739,983 = 339,739,983/x
  3. Step 3: Cross multiply
    242,118,343.50x = 339,739,983 × 339,739,983
  4. Step 4: Simplify right side
    242,118,343.50x = 115,423,256,048,840,288
  5. Step 5: Solve for x
    x = 115,423,256,048,840,288/242,118,343.50
  6. Step 6: Final answer
    x = 476,722,475.38

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.