Home / 533,844,829.80-800,767,244.70-419,183,044.20

Finding the Fourth Proportional to 533,844,829.80, 800,767,244.70 and 419,183,044.20

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Solution

The fourth proportional to 533,844,829.80, 800,767,244.70 and 419,183,044.20 is: 628,774,566.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,844,829.80 : 800,767,244.70 = 419,183,044.20 : x
  2. Step 2: Convert to fraction form
    533,844,829.80/800,767,244.70 = 419,183,044.20/x
  3. Step 3: Cross multiply
    533,844,829.80x = 800,767,244.70 × 419,183,044.20
  4. Step 4: Simplify right side
    533,844,829.80x = 335,668,051,328,992,320
  5. Step 5: Solve for x
    x = 335,668,051,328,992,320/533,844,829.80
  6. Step 6: Final answer
    x = 628,774,566.30

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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.