Home / 27,665,420,768.16-41,500,663,657.24-7,768,174,109.78

Finding the Fourth Proportional to 27,665,420,768.16, 41,500,663,657.24 and 7,768,174,109.78

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Solution

The fourth proportional to 27,665,420,768.16, 41,500,663,657.24 and 7,768,174,109.78 is: 11,652,972,266.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,665,420,768.16 : 41,500,663,657.24 = 7,768,174,109.78 : x
  2. Step 2: Convert to fraction form
    27,665,420,768.16/41,500,663,657.24 = 7,768,174,109.78/x
  3. Step 3: Cross multiply
    27,665,420,768.16x = 41,500,663,657.24 × 7,768,174,109.78
  4. Step 4: Simplify right side
    27,665,420,768.16x = 322,384,380,960,924,434,432
  5. Step 5: Solve for x
    x = 322,384,380,960,924,434,432/27,665,420,768.16
  6. Step 6: Final answer
    x = 11,652,972,266.81

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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.