Home / 140,944,167.45-211,493,311.94-54,685,978.74

Finding the Fourth Proportional to 140,944,167.45, 211,493,311.94 and 54,685,978.74

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Solution

The fourth proportional to 140,944,167.45, 211,493,311.94 and 54,685,978.74 is: 82,058,867.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,944,167.45 : 211,493,311.94 = 54,685,978.74 : x
  2. Step 2: Convert to fraction form
    140,944,167.45/211,493,311.94 = 54,685,978.74/x
  3. Step 3: Cross multiply
    140,944,167.45x = 211,493,311.94 × 54,685,978.74
  4. Step 4: Simplify right side
    140,944,167.45x = 11,565,718,760,539,744
  5. Step 5: Solve for x
    x = 11,565,718,760,539,744/140,944,167.45
  6. Step 6: Final answer
    x = 82,058,867.49

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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.