Home / 47,497,638,958.83-65,548,021,778.37-27,945,277,778.56

Finding the Fourth Proportional to 47,497,638,958.83, 65,548,021,778.37 and 27,945,277,778.56

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Solution

The fourth proportional to 47,497,638,958.83, 65,548,021,778.37 and 27,945,277,778.56 is: 38,565,236,432.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,497,638,958.83 : 65,548,021,778.37 = 27,945,277,778.56 : x
  2. Step 2: Convert to fraction form
    47,497,638,958.83/65,548,021,778.37 = 27,945,277,778.56/x
  3. Step 3: Cross multiply
    47,497,638,958.83x = 65,548,021,778.37 × 27,945,277,778.56
  4. Step 4: Simplify right side
    47,497,638,958.83x = 1,831,757,676,431,912,206,336
  5. Step 5: Solve for x
    x = 1,831,757,676,431,912,206,336/47,497,638,958.83
  6. Step 6: Final answer
    x = 38,565,236,432.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.