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Finding the Fourth Proportional to 226,371,315.20, 339,556,972.80 and 226,371,315.20

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Solution

The fourth proportional to 226,371,315.20, 339,556,972.80 and 226,371,315.20 is: 339,556,972.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,371,315.20 : 339,556,972.80 = 226,371,315.20 : x
  2. Step 2: Convert to fraction form
    226,371,315.20/339,556,972.80 = 226,371,315.20/x
  3. Step 3: Cross multiply
    226,371,315.20x = 339,556,972.80 × 226,371,315.20
  4. Step 4: Simplify right side
    226,371,315.20x = 76,865,958,518,066,624
  5. Step 5: Solve for x
    x = 76,865,958,518,066,624/226,371,315.20
  6. Step 6: Final answer
    x = 339,556,972.80

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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.