Home / 109,326,383.53-150,872,201.70-65,277,231.64

Finding the Fourth Proportional to 109,326,383.53, 150,872,201.70 and 65,277,231.64

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Solution

The fourth proportional to 109,326,383.53, 150,872,201.70 and 65,277,231.64 is: 90,083,649.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,326,383.53 : 150,872,201.70 = 65,277,231.64 : x
  2. Step 2: Convert to fraction form
    109,326,383.53/150,872,201.70 = 65,277,231.64/x
  3. Step 3: Cross multiply
    109,326,383.53x = 150,872,201.70 × 65,277,231.64
  4. Step 4: Simplify right side
    109,326,383.53x = 9,848,519,658,407,702
  5. Step 5: Solve for x
    x = 9,848,519,658,407,702/109,326,383.53
  6. Step 6: Final answer
    x = 90,083,649.90

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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.