Home / 3,970,297,956.20-5,955,670,883.10-1,210,017,021.80

Finding the Fourth Proportional to 3,970,297,956.20, 5,955,670,883.10 and 1,210,017,021.80

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Solution

The fourth proportional to 3,970,297,956.20, 5,955,670,883.10 and 1,210,017,021.80 is: 1,815,093,784.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,297,956.20 : 5,955,670,883.10 = 1,210,017,021.80 : x
  2. Step 2: Convert to fraction form
    3,970,297,956.20/5,955,670,883.10 = 1,210,017,021.80/x
  3. Step 3: Cross multiply
    3,970,297,956.20x = 5,955,670,883.10 × 1,210,017,021.80
  4. Step 4: Simplify right side
    3,970,297,956.20x = 7,206,463,144,789,638,144
  5. Step 5: Solve for x
    x = 7,206,463,144,789,638,144/3,970,297,956.20
  6. Step 6: Final answer
    x = 1,815,093,784.97

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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.