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Finding the Third Proportional to 239,411,661.50 and 336,997,459.50

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Solution

The third proportional to 239,411,661.50 and 336,997,459.50 is: 474,359,882.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,411,661.50 : 336,997,459.50 = 336,997,459.50 : x
  2. Step 2: Convert to fraction form
    239,411,661.50/336,997,459.50 = 336,997,459.50/x
  3. Step 3: Cross multiply
    239,411,661.50x = 336,997,459.50 × 336,997,459.50
  4. Step 4: Simplify right side
    239,411,661.50x = 113,567,287,709,454,144
  5. Step 5: Solve for x
    x = 113,567,287,709,454,144/239,411,661.50
  6. Step 6: Final answer
    x = 474,359,882.88

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.