Home / 13,119,768,091.20-19,679,652,136.80-13,119,768,091.20

Finding the Fourth Proportional to 13,119,768,091.20, 19,679,652,136.80 and 13,119,768,091.20

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Solution

The fourth proportional to 13,119,768,091.20, 19,679,652,136.80 and 13,119,768,091.20 is: 19,679,652,136.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,119,768,091.20 : 19,679,652,136.80 = 13,119,768,091.20 : x
  2. Step 2: Convert to fraction form
    13,119,768,091.20/19,679,652,136.80 = 13,119,768,091.20/x
  3. Step 3: Cross multiply
    13,119,768,091.20x = 19,679,652,136.80 × 13,119,768,091.20
  4. Step 4: Simplify right side
    13,119,768,091.20x = 258,192,472,150,304,555,008
  5. Step 5: Solve for x
    x = 258,192,472,150,304,555,008/13,119,768,091.20
  6. Step 6: Final answer
    x = 19,679,652,136.80

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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.