Home / 25,654,202,754.92-38,431,207,016.14-12,189,324,940.52

Finding the Fourth Proportional to 25,654,202,754.92, 38,431,207,016.14 and 12,189,324,940.52

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Solution

The fourth proportional to 25,654,202,754.92, 38,431,207,016.14 and 12,189,324,940.52 is: 18,260,184,292.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,654,202,754.92 : 38,431,207,016.14 = 12,189,324,940.52 : x
  2. Step 2: Convert to fraction form
    25,654,202,754.92/38,431,207,016.14 = 12,189,324,940.52/x
  3. Step 3: Cross multiply
    25,654,202,754.92x = 38,431,207,016.14 × 12,189,324,940.52
  4. Step 4: Simplify right side
    25,654,202,754.92x = 468,450,470,176,122,535,936
  5. Step 5: Solve for x
    x = 468,450,470,176,122,535,936/25,654,202,754.92
  6. Step 6: Final answer
    x = 18,260,184,292.27

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1.5x scale

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.