Home / 18,702,559,198.62-28,057,448,164.55-6,108,031,752.36

Finding the Fourth Proportional to 18,702,559,198.62, 28,057,448,164.55 and 6,108,031,752.36

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Solution

The fourth proportional to 18,702,559,198.62, 28,057,448,164.55 and 6,108,031,752.36 is: 9,163,226,404.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,702,559,198.62 : 28,057,448,164.55 = 6,108,031,752.36 : x
  2. Step 2: Convert to fraction form
    18,702,559,198.62/28,057,448,164.55 = 6,108,031,752.36/x
  3. Step 3: Cross multiply
    18,702,559,198.62x = 28,057,448,164.55 × 6,108,031,752.36
  4. Step 4: Simplify right side
    18,702,559,198.62x = 171,375,784,279,235,624,960
  5. Step 5: Solve for x
    x = 171,375,784,279,235,624,960/18,702,559,198.62
  6. Step 6: Final answer
    x = 9,163,226,404.43

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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.