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Finding the Third Proportional to 158,987,839.50 and 239,277,820.50

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Solution

The third proportional to 158,987,839.50 and 239,277,820.50 is: 360,114,808.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,987,839.50 : 239,277,820.50 = 239,277,820.50 : x
  2. Step 2: Convert to fraction form
    158,987,839.50/239,277,820.50 = 239,277,820.50/x
  3. Step 3: Cross multiply
    158,987,839.50x = 239,277,820.50 × 239,277,820.50
  4. Step 4: Simplify right side
    158,987,839.50x = 57,253,875,383,230,224
  5. Step 5: Solve for x
    x = 57,253,875,383,230,224/158,987,839.50
  6. Step 6: Final answer
    x = 360,114,808.55

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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.