Home / 127,120,572.92-190,682,630.89-36,244,161.92

Finding the Fourth Proportional to 127,120,572.92, 190,682,630.89 and 36,244,161.92

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Solution

The fourth proportional to 127,120,572.92, 190,682,630.89 and 36,244,161.92 is: 54,366,747.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,120,572.92 : 190,682,630.89 = 36,244,161.92 : x
  2. Step 2: Convert to fraction form
    127,120,572.92/190,682,630.89 = 36,244,161.92/x
  3. Step 3: Cross multiply
    127,120,572.92x = 190,682,630.89 × 36,244,161.92
  4. Step 4: Simplify right side
    127,120,572.92x = 6,911,132,149,694,849
  5. Step 5: Solve for x
    x = 6,911,132,149,694,849/127,120,572.92
  6. Step 6: Final answer
    x = 54,366,747.97

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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.