Home / 201,027,835.40-300,616,064.86-191,221,254.27

Finding the Fourth Proportional to 201,027,835.40, 300,616,064.86 and 191,221,254.27

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Solution

The fourth proportional to 201,027,835.40, 300,616,064.86 and 191,221,254.27 is: 285,951,350.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,027,835.40 : 300,616,064.86 = 191,221,254.27 : x
  2. Step 2: Convert to fraction form
    201,027,835.40/300,616,064.86 = 191,221,254.27/x
  3. Step 3: Cross multiply
    201,027,835.40x = 300,616,064.86 × 191,221,254.27
  4. Step 4: Simplify right side
    201,027,835.40x = 57,484,180,976,787,328
  5. Step 5: Solve for x
    x = 57,484,180,976,787,328/201,027,835.40
  6. Step 6: Final answer
    x = 285,951,350.28

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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.