Home / 100,940,909.44-151,412,578.34-28,153,258.06

Finding the Fourth Proportional to 100,940,909.44, 151,412,578.34 and 28,153,258.06

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Solution

The fourth proportional to 100,940,909.44, 151,412,578.34 and 28,153,258.06 is: 42,230,225.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,940,909.44 : 151,412,578.34 = 28,153,258.06 : x
  2. Step 2: Convert to fraction form
    100,940,909.44/151,412,578.34 = 28,153,258.06/x
  3. Step 3: Cross multiply
    100,940,909.44x = 151,412,578.34 × 28,153,258.06
  4. Step 4: Simplify right side
    100,940,909.44x = 4,262,757,391,535,986.50
  5. Step 5: Solve for x
    x = 4,262,757,391,535,986.50/100,940,909.44
  6. Step 6: Final answer
    x = 42,230,225.73

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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.