Home / 126,899,431.38-190,347,605.44-34,783,091.89

Finding the Fourth Proportional to 126,899,431.38, 190,347,605.44 and 34,783,091.89

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Solution

The fourth proportional to 126,899,431.38, 190,347,605.44 and 34,783,091.89 is: 52,174,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,899,431.38 : 190,347,605.44 = 34,783,091.89 : x
  2. Step 2: Convert to fraction form
    126,899,431.38/190,347,605.44 = 34,783,091.89/x
  3. Step 3: Cross multiply
    126,899,431.38x = 190,347,605.44 × 34,783,091.89
  4. Step 4: Simplify right side
    126,899,431.38x = 6,620,878,250,498,158
  5. Step 5: Solve for x
    x = 6,620,878,250,498,158/126,899,431.38
  6. Step 6: Final answer
    x = 52,174,215.27

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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.