Home / 135,015,047.24-186,321,659.82-73,135,385.78

Finding the Fourth Proportional to 135,015,047.24, 186,321,659.82 and 73,135,385.78

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Solution

The fourth proportional to 135,015,047.24, 186,321,659.82 and 73,135,385.78 is: 100,927,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,015,047.24 : 186,321,659.82 = 73,135,385.78 : x
  2. Step 2: Convert to fraction form
    135,015,047.24/186,321,659.82 = 73,135,385.78/x
  3. Step 3: Cross multiply
    135,015,047.24x = 186,321,659.82 × 73,135,385.78
  4. Step 4: Simplify right side
    135,015,047.24x = 13,626,706,470,105,626
  5. Step 5: Solve for x
    x = 13,626,706,470,105,626/135,015,047.24
  6. Step 6: Final answer
    x = 100,927,316.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.