Home / 159,132,806.72-238,738,936.02-55,503,501.17

Finding the Fourth Proportional to 159,132,806.72, 238,738,936.02 and 55,503,501.17

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Solution

The fourth proportional to 159,132,806.72, 238,738,936.02 and 55,503,501.17 is: 83,269,107.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,132,806.72 : 238,738,936.02 = 55,503,501.17 : x
  2. Step 2: Convert to fraction form
    159,132,806.72/238,738,936.02 = 55,503,501.17/x
  3. Step 3: Cross multiply
    159,132,806.72x = 238,738,936.02 × 55,503,501.17
  4. Step 4: Simplify right side
    159,132,806.72x = 13,250,846,814,710,626
  5. Step 5: Solve for x
    x = 13,250,846,814,710,626/159,132,806.72
  6. Step 6: Final answer
    x = 83,269,107.66

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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.