Home / 82,613,421,558.36-123,945,422,495.24-42,304,813,255.67

Finding the Fourth Proportional to 82,613,421,558.36, 123,945,422,495.24 and 42,304,813,255.67

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Solution

The fourth proportional to 82,613,421,558.36, 123,945,422,495.24 and 42,304,813,255.67 is: 63,470,170,507.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,613,421,558.36 : 123,945,422,495.24 = 42,304,813,255.67 : x
  2. Step 2: Convert to fraction form
    82,613,421,558.36/123,945,422,495.24 = 42,304,813,255.67/x
  3. Step 3: Cross multiply
    82,613,421,558.36x = 123,945,422,495.24 × 42,304,813,255.67
  4. Step 4: Simplify right side
    82,613,421,558.36x = 5,243,487,952,555,628,036,096
  5. Step 5: Solve for x
    x = 5,243,487,952,555,628,036,096/82,613,421,558.36
  6. Step 6: Final answer
    x = 63,470,170,507.97

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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.