Home / 231,925,181.62-320,056,956.54-127,505,029.54

Finding the Fourth Proportional to 231,925,181.62, 320,056,956.54 and 127,505,029.54

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Solution

The fourth proportional to 231,925,181.62, 320,056,956.54 and 127,505,029.54 is: 175,957,053.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,925,181.62 : 320,056,956.54 = 127,505,029.54 : x
  2. Step 2: Convert to fraction form
    231,925,181.62/320,056,956.54 = 127,505,029.54/x
  3. Step 3: Cross multiply
    231,925,181.62x = 320,056,956.54 × 127,505,029.54
  4. Step 4: Simplify right side
    231,925,181.62x = 40,808,871,698,115,200
  5. Step 5: Solve for x
    x = 40,808,871,698,115,200/231,925,181.62
  6. Step 6: Final answer
    x = 175,957,053.96

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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.