Home / 82,613,421,589-123,945,422,541.24-42,304,813,286.32

Finding the Fourth Proportional to 82,613,421,589, 123,945,422,541.24 and 42,304,813,286.32

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Solution

The fourth proportional to 82,613,421,589, 123,945,422,541.24 and 42,304,813,286.32 is: 63,470,170,553.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,613,421,589 : 123,945,422,541.24 = 42,304,813,286.32 : x
  2. Step 2: Convert to fraction form
    82,613,421,589/123,945,422,541.24 = 42,304,813,286.32/x
  3. Step 3: Cross multiply
    82,613,421,589x = 123,945,422,541.24 × 42,304,813,286.32
  4. Step 4: Simplify right side
    82,613,421,589x = 5,243,487,958,301,196,419,072
  5. Step 5: Solve for x
    x = 5,243,487,958,301,196,419,072/82,613,421,589
  6. Step 6: Final answer
    x = 63,470,170,553.97

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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.