Home / 321,993,771.30-483,067,715.85-103,664,522.48

Finding the Fourth Proportional to 321,993,771.30, 483,067,715.85 and 103,664,522.48

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Solution

The fourth proportional to 321,993,771.30, 483,067,715.85 and 103,664,522.48 is: 155,521,592.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,993,771.30 : 483,067,715.85 = 103,664,522.48 : x
  2. Step 2: Convert to fraction form
    321,993,771.30/483,067,715.85 = 103,664,522.48/x
  3. Step 3: Cross multiply
    321,993,771.30x = 483,067,715.85 × 103,664,522.48
  4. Step 4: Simplify right side
    321,993,771.30x = 50,076,984,086,679,240
  5. Step 5: Solve for x
    x = 50,076,984,086,679,240/321,993,771.30
  6. Step 6: Final answer
    x = 155,521,592.50

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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.