Home / 150,475,101,396.14-207,655,673,821.84-82,809,691,614.23

Finding the Fourth Proportional to 150,475,101,396.14, 207,655,673,821.84 and 82,809,691,614.23

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Solution

The fourth proportional to 150,475,101,396.14, 207,655,673,821.84 and 82,809,691,614.23 is: 114,277,393,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,475,101,396.14 : 207,655,673,821.84 = 82,809,691,614.23 : x
  2. Step 2: Convert to fraction form
    150,475,101,396.14/207,655,673,821.84 = 82,809,691,614.23/x
  3. Step 3: Cross multiply
    150,475,101,396.14x = 207,655,673,821.84 × 82,809,691,614.23
  4. Step 4: Simplify right side
    150,475,101,396.14x = 17,195,902,311,130,667,679,744
  5. Step 5: Solve for x
    x = 17,195,902,311,130,667,679,744/150,475,101,396.14
  6. Step 6: Final answer
    x = 114,277,393,080.87

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1.5x scale

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.