Home / 126,982,174.38-190,427,590.59-43,961,383.98

Finding the Fourth Proportional to 126,982,174.38, 190,427,590.59 and 43,961,383.98

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Solution

The fourth proportional to 126,982,174.38, 190,427,590.59 and 43,961,383.98 is: 65,926,264.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,982,174.38 : 190,427,590.59 = 43,961,383.98 : x
  2. Step 2: Convert to fraction form
    126,982,174.38/190,427,590.59 = 43,961,383.98/x
  3. Step 3: Cross multiply
    126,982,174.38x = 190,427,590.59 × 43,961,383.98
  4. Step 4: Simplify right side
    126,982,174.38x = 8,371,460,430,313,224
  5. Step 5: Solve for x
    x = 8,371,460,430,313,224/126,982,174.38
  6. Step 6: Final answer
    x = 65,926,264.62

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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.