Home / 141,027,820.09-211,430,474.61-89,102,976.30

Finding the Fourth Proportional to 141,027,820.09, 211,430,474.61 and 89,102,976.30

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Solution

The fourth proportional to 141,027,820.09, 211,430,474.61 and 89,102,976.30 is: 133,584,171.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,027,820.09 : 211,430,474.61 = 89,102,976.30 : x
  2. Step 2: Convert to fraction form
    141,027,820.09/211,430,474.61 = 89,102,976.30/x
  3. Step 3: Cross multiply
    141,027,820.09x = 211,430,474.61 × 89,102,976.30
  4. Step 4: Simplify right side
    141,027,820.09x = 18,839,084,568,272,584
  5. Step 5: Solve for x
    x = 18,839,084,568,272,584/141,027,820.09
  6. Step 6: Final answer
    x = 133,584,171.95

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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.